Publications by:
Michelle R. Heupel
Also publishes as (Michelle RaNae Heupel, Michelle Heupel, M.R. Heupel, M. Heupel)
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Goetze, Jordan S., Heithaus, Michael R., MacNeil, M. Aaron, Harvey, Euan, Simpfendorfer, Colin A., Heupel, Michelle R., Meekan, Mark, Wilson, Shaun, Bond, Mark E., Speed, Conrad W., Currey-Randall, Leanne M., Fisher, Rebecca, Sherman, C. Samantha, Kiszka, Jeremy J., Rees, Matthew J., Udyawer, Vinay, Flowers, Kathryn I., Clementi, Gina M., Asher, Jacob, Beaufort, Océane, Bernard, Anthony T.F., Berumen, Michael L., Bierwagen, Stacy L., Boslogo, Tracey, Brooks, Edward J., Brown, J. Jed, Buddo, Dayne, Cáceres, Camila, Casareto, Sara, Charloo, Venkatesh, Cinner, Joshua E., Clua, Eric E.G., Cochran, Jesse E.M., Cook, Neil, D’Alberto, Brooke M., de Graaf, Martin, Dornhege-Lazaroff, Mareike C., Fanovich, Lanya, Farabaugh, Naomi F., Fernando, Daniel, Ferreira, Carlos Eduardo Leite, Fields, Candace Y.A., Flam, Anna L., Floros, Camilla, Fourqurean, Virginia, Barcia, Laura García, Garla, Ricardo, Gastrich, Kirk, George, Lachlan, Graham, Rory, Hagan, Valerie, Hardenstine, Royale S., Heck, Stephen M., Heithaus, Patricia, Henderson, Aaron C., Hertler, Heidi, Hueter, Robert E., Johnson, Mohini, Jupiter, Stacy D., Kaimuddin, Muslimin, Kasana, Devanshi, Kelley, Megan, Kessel, Steven T., Kiilu, Benedict, Kyne, Fabian, Langlois, Tim, Lawe, Jaedon, Ledee, Elodie J.I., Lindfield, Steve, Maggs, Jade Q., Manjaji-Matsumoto, B. Mabel, Marshall, Andrea, Matich, Philip, McCombs, Erin, McLean, Dianne, Meggs, Llewelyn, Moore, Stephen, Mukherji, Sushmita, Murray, Ryan, Newman, Stephen J., O’Shea, Owen R., Osuka, Kennedy E., Papastamatiou, Yannis P., Perera, Nishan, Peterson, Bradley J., Pina-Amargós, Fabián, Ponzo, Alessandro, Prasetyo, Andhika, Quamar, L. M.Sjamsul, Quinlan, Jessica R., Razafindrakoto, Christelle F., Rolim, Fernanda A., Ruiz-Abierno, Alexei, Ruiz, Hector, Samoilys, Melita A., Sala, Enric, Sample, William R., Schärer-Umpierre, Michelle, Schoen, Sara N., Schlaff, Audrey M., Smith, Adam N.H., Sparks, Lauren, Stoffers, Twan, Tanna, Akshay, Torres, Rubén, Travers, Michael J., Valentin-Albanese, Jasmine, Warren, Joseph D., Watts, Alexandra M., Wen, Colin K., Whitman, Elizabeth R., Wirsing, Aaron J., Zarza-González, Esteban, and Chapman, Demian D. (2024) Directed conservation of the world’s reef sharks and rays. Nature Ecology & Evolution, 8. pp. 1118-1128.
Barnett, Adam, Jaine, Fabrice R.A., Bierwagen, Stacy L., Lubitz, Nicolas, Abrantes, Kátya, Heupel, Michelle R., Harcourt, Robert, Huveneers, Charlie, Dwyer, Ross G., Udyawer, Vinay, Simpfendorfer, Colin A., Miller, Ingo B., Scott-Holland, Tracey, Kilpatrick, Carley S., Williams, Samuel M., Smith, Daniel, Dudgeon, Christine L., Hoey, Andrew S., Fitzpatrick, Richard, Osborne, Felicity E., Smoothey, Amy F., Butcher, Paul A., Sheaves, Marcus, Fisher, Eric E., Svaikauskas, Mark, Ellis, Megan, Kanno, Shiori, Cresswell, Benjamin J., Flint, Nicole, Armstrong, Asia O., Townsend, Kathy A., Mitchell, Jonathan D., Campbell, Matthew, Peddemors, Victor M., Gustafson, Johan A., and Currey-Randall, Leanne M. (2024) From little things big things grow: enhancement of an acoustic telemetry network to monitor broad-scale movements of marine species along Australia’s east coast. Movement Ecology, 12. 31.
Monk, Christopher T., Power, Michael, Freitas, Carla, Harrison, Philip M., Heupel, Michelle, Kuparinen, Anna, Moland, Even, Simpfendorfer, Colin, Villegas-Ríos, David, and Olsen, Esben M. (2023) Atlantic cod individual spatial behaviour and stable isotope associations in a no-take marine reserve. Journal of Animal Ecology, 92 (12). pp. 2333-2347.
Kanno, Shiori, Heupel, Michelle R., Sheaves, Marcus J., and Simpfendorfer, Colin A. (2023) Mangrove use by sharks and rays: A review. Marine Ecology Progress Series, 724. pp. 167-183.
Udyawer, Vinay, Huveneers, Charlie, Jaine, Fabrice, Babcock, Russell C., Brodie, Stephanie, Buscot, Marie Jeanne, Campbell, Hamish A., Harcourt, Robert G., Hoenner, Xavier, Ledee, Elodie J.I., Simpfendorfer, Colin A., Taylor, Matthew D., Armstrong, Asia, Barnett, Adam, Brown, Culum, Bruce, Barry, Butcher, Paul A., Cadiou, Gwenael, Couturier, Lydie I.E., Currey-Randall, Leanne, Drew, Michael, Dudgeon, Christine L., Dwyer, Ross G., Espinoza, Mario, Ferreira, Luciana C., Fowler, Anthony, Harasti, David, Harborne, Alastair R., Knott, Nathan A., Lee, Kate, Lloyd, Matt, Lowry, Michael, Marzullo, Teagan, Matley, Jordan, Mcallister, Jaime D., McAuley, Rory, McGregor, Frazer, Meekan, Mark, Mills, Kade, Norman, Bradley M., Oh, Beverly, Payne, Nicholas L., Peddemors, Vic, Piddocke, Toby, Pillans, Richard D., Reina, Richard D., Rogers, Paul, Semmens, Jayson M., Smoothey, Amy, Speed, Conrad W., van der Meulen, Dylan, and Heupel, Michelle (2023) Scaling of Activity Space in Marine Organisms across Latitudinal Gradients. American Naturalist, 201 (4). pp. 586-602.
Mitchell, J.D., Drymon, J.M., Vardon, J., Coulson, P.G., Simpfendorfer, C.A., Scyphers, S.B., Kajiura, S.M., Hoel, K., Williams, S., Ryan, K.L., Barnett, A., Heupel, M.R., Chin, A., Navarro, M., Langlois, T., Ajemian, M.J., Gilman, E., Prasky, E., and Jackson, G. (2023) Shark depredation: future directions in research and management. Reviews in Fish Biology and Fisheries, 33. pp. 475-499.
Appert, Collette, Udyawer, Vinay, Simpfendorfer, Colin A., Heupel, Michelle R., Scott, Molly, Currey-Randall, Leanne M., Harborne, Alastair R., Jaine, Fabrice, and Chin, Andrew (2023) Use, misuse, and ambiguity of indices of residence in acoustic telemetry studies. Marine Ecology Progress Series, 714. pp. 27-44.
Simpfendorfer, Colin A., Heithaus, Michael R., Heupel, Michelle R., MacNeil, M. Aaron, Meekan, Mark, Harvey, Euan, Sherman, C. Samantha, Currey-Randall, Leanne M., Goetze, Jordan S., Kiszka, Jeremy J., Rees, Matthew J., Speed, Conrad W., Udyawer, Vinay, Bond, Mark E., Flowers, Kathryn I., Clementi, Gina M., Valentin-Albanese, Jasmine, Adam, M. Shiham, Ali, Khadeeja, Asher, Jacob, Aylagas, Eva, Beaufort, Océane, Benjamin, Cecilie, Bernard, Anthony T.F., Berumen, Michael L., Bierwagen, Stacy, Birrell, Chico, Bonnema, Erika, Bown, Rosalind M.K., Brooks, Edward J., Brown, J. Jed, Buddo, Dayne, Burke, Patrick J., Cáceres, Camila, Cambra, Marta, Cardeñosa, Diego, Carrier, Jeffrey C., Casareto, Sara, Caselle, Jennifer E., Charloo, Venkatesh, Cinner, Joshua E., Claverie, Thomas, Clua, Eric E.G., Cochran, Jesse E.M., Cook, Neil, Cramp, Jessica E., D’Alberto, Brooke M., de Graaf, Martin, Dornhege, Mareike C., Espinoza, Mario, Estep, Andy, Fanovich, Lanya, Farabaugh, Naomi F., Fernando, Daniel, Ferreira, Carlos E.L., Fields, Candace Y.A., Flam, Anna L., Floros, Camilla, Fourqurean, Virginia, Gajdzik, Laura, Barcia, Laura García, Garla, Ricardo, Gastrich, Kirk, George, Lachlan, Giarrizzo, Tommaso, Graham, Rory, Guttridge, Tristan L., Hagan, Valerie, Hardenstine, Royale S., Heck, Stephen M., Henderson, Aaron C., Heithaus, Patricia, Hertler, Heidi, Padilla, Mauricio Hoyos, Hueter, Robert E., Jabado, Rima W., Joyeux, Jean Christophe, Jaiteh, Vanessa, Johnson, Mohini, Jupiter, Stacy D., Kaimuddin, Muslimin, Kasana, Devanshi, Kelley, Megan, Kessel, Steven T., Kiilu, Benedict, Kirata, Taratau, Kuguru, Baraka, Kyne, Fabian, Langlois, Tim, Lara, Frida, Lawe, Jaedon, Lédée, Elodie J.I., Lindfield, Steve, Luna-Acosta, Andrea, Maggs, Jade Q., Manjaji-Matsumoto, B. Mabel, Marshall, Andrea, Martin, Lucy, Mateos-Molina, Daniel, Matich, Philip, McCombs, Erin, McIvor, Ashlie, Mclean, Dianne, Meggs, Llewelyn, Moore, Stephen, Mukherji, Sushmita, Murray, Ryan, Newman, Stephen J., Nogués, Josep, Obota, Clay, Ochavillo, Domingo, O'shea, Owen, Osuka, Kennedy E., Papastamatiou, Yannis P., Perera, Nishan, Peterson, Bradley, Pimentel, Caio R., Pina-Amargós, Fabián, Pinheiro, Hudson T., Ponzo, Alessandro, Prasetyo, Andhika, Quamar, L. M. Sjamsul, Quinlan, Jessica R., Reis-Filho, José Amorim, Ruiz, Hector, Ruiz-Abierno, Alexei, Sala, Enric, Salinas-de-León, Pelayo, Samoilys, Melita A., Sample, William R., Schärer-Umpierre, Michelle, Schlaff, Audrey M., Schmid, Kurt, Schoen, Sara N., Simpson, Nikola, Smith, Adam N.H., Spaet, Julia L.Y., Sparks, Lauren, Stoffers, Twan, Tanna, Akshay, Torres, Rubén, Travers, Michael J., van Zinnicq Bergmann, Maurits, Vigliola, Laurent, Ward, Juney, Warren, Joseph D., Watts, Alexandra M., Wen, Colin K., Whitman, Elizabeth R., Wirsing, Aaron J., Wothke, Aljoscha, Zarza-González, Esteban, and Chapman, Demian D. (2023) Widespread diversity deficits of coral reef sharks and rays. Science, 380 (6650). pp. 1155-1160.
Chin, Andrew, Molloy, Fergus John, Cameron, Darren, Day, Jon C., Cramp, Jessica, Gerhardt, Karin Leeann, Heupel, Michelle R., Read, Mark, and Simpfendorfer, Colin A. (2022) Conceptual frameworks and key questions for assessing the contribution of marine protected areas to shark and ray conservation. Conservation Biology, 37 (1). e13917.
Bosch, Nestor E., Monk, Jacquomo, Goetze, Jordan, Wilson, Shaun, Babcock, Russell C., Barrett, Neville, Clough, Jock, Currey-Randall, Leanne M., Fairclough, David V., Fisher, Rebecca, Gibbons, Brooke A., Harasti, David, Harvey, Euan S., Heupel, Michelle R., Hicks, Jamie L., Holmes, Thomas H., Huveneers, Charlie, Ierodiaconou, Daniel, Jordan, Alan, Knott, Nathan A., Malcolm, Hamish A., McLean, Dianne, Meekan, Mark, Newman, Stephen J., Radford, Ben, Rees, Matthew J., Saunders, Benjamin J., Speed, Conrad W., Travers, Michael J., Wakefield, Corey B., Wernberg, Thomas, and Langlois, Tim J. (2022) Effects of human footprint and biophysical factors on the body-size structure of fished marine species. Conservation Biology, 36 (2). e13807.
Matley, Jordan K., Klinard, Natalie V., Barbosa Martins, Ana P., Aarestrup, Kim, Aspillaga, Eneko, Cooke, Steven J., Cowley, Paul D., Heupel, Michelle R., Lowe, Christopher G., Lowerre-Barbieri, Susan K., Mitamura, Hiromichi, Moore, Jean Sébastien, Simpfendorfer, Colin A., Stokesbury, Michael J.W., Taylor, Matthew D., Thorstad, Eva B., Vandergoot, Christopher S., and Fisk, Aaron T. (2022) Global trends in aquatic animal tracking with acoustic telemetry. Trends in Ecology & Evolution, 37 (1). pp. 79-94.
Benthuysen, Jessica A., Emslie, Michael J., Currey-Randall, Leanne M., Cheal, Alistair J., and Heupel, Michelle R. (2022) Oceanographic influences on reef fish assemblages along the Great Barrier Reef. Progress in Oceanography, 208. 102901.
Martins, A.P.B., Matley, JK., Heupel, M.R., Fisk, A.T., Chin, A., and Simpfendorfer, C.A. (2022) Trophic ecology of sympatric juvenile stingrays within a nursery area. Marine and Freshwater Research, 73 (5). pp. 676-686.
Scott, Molly E., Tebbett, Sterling B., Whitman, Kirsty L., Thompson, Cassandra A., Mancini, Frank B., Heupel, Michelle R., and Pratchett, Morgan S. (2022) Variation in abundance, diversity and composition of coral reef fishes with increasing depth at a submerged shoal in the northern Great Barrier Reef. Reviews in Fish Biology and Fisheries, 32. pp. 941-962.
Harvey, Euan S., Mclean, Dianne L., Goetze, Jordan S., Saunders, Benjamin J., Langlois, Tim J., Monk, Jacquomo, Barrett, Neville, Wilson, Shaun K., Holmes, Thomas H., Ierodiaconou, Daniel, Jordan, Alan R., Meekan, Mark G., Malcolm, Hamish A., Heupel, Michelle R., Harasti, David, Huveneers, Charlie, Knott, Nathan A., Fairclough, David V., Currey-Randall, Leanne M., Travers, Michael J., Radford, Ben T., Rees, Matthew J., Speed, Conrad W., Wakefield, Corey B., Cappo, Mike, and Newman, Stephen J. (2021) The BRUVs workshop – An Australia-wide synthesis of baited remote underwater video data to answer broad-scale ecological questions about fish, sharks and rays. Marine Policy, 127. 104430.
Cheal, Alistair J., Emslie, Michael J., Currey-Randall, Leanne M., and Heupel, Michelle R. (2021) Comparability and complementarity of reef fish measures from underwater visual census (UVC) and baited remote underwater video stations (BRUVS). Journal of Environmental Management, 289. 112375.
Ledee, Elodie J.I., Heupel, Michelle R., Taylor, Matthew D., Harcourt, Robert G., Jaine, Fabrice R.A., Huveneers, Charlie, Udyawer, Vinay, Campbell, Hamish A., Babcock, Russell C., Hoenner, Xavier, Barnett, Adam, Braccini, Matias, Brodie, Stephanie, Butcher, Paul A., Cadiou, Gwenael, Dwyer, Ross G., Espinoza, Mario, Ferreira, Luciana C., Fetterplace, Lachlan, Fowler, Anthony, Harborne, Alastair R., Knott, Nathan A., Lowry, Michael, Mcallister, Jaime, McAuley, Rory, Meekan, Mark, Mills, Kade, Peddemors, Victor M., Pillans, Richard, Semmens, Jayson, Smoothey, Amy F., Speed, Conrad, Stehfest, Kilian, van der Meulen, Dylan, and Simpfendorfer, Colin A. (2021) Continental-scale acoustic telemetry and network analysis reveal new insights into stock structure. Fish and Fisheries, 22 (5). pp. 987-1005.
Goetze, Jordan, Wilson, Shaun, Radford, Ben, Fisher, Rebecca, Langlois, Tim J., Monk, Jacquomo, Knott, Nathan A., Malcolm, Hamish, Currey-Randall, Leanne M., Ierodiaconou, Daniel, Harasti, David, Barrett, Neville, Babcock, Russell, Bosch, Nestor E., Brock, Danny, Claudet, Joachim, Clough, Jock, Fairclough, David, Heupel, Michelle R., Holmes, Thomas H., Huveneers, Charlie, Jordan, Alan R., McLean, Dianne, Meekan, Mark, Miller, David, Newman, Stephen J., Rees, Matthew J., Roberts, Kelsey E., Saunders, Benjamin J., Speed, Conrad W., Travers, Michael J., Treml, Eric, Whitmarsh, Sasha K., Wakefield, Corey B., and Harvey, Euan S. (2021) Increased connectivity and depth improve the effectiveness of marine reserves. Global Change Biology, 27 (15). pp. 3432-3447.
Espinoza, Mario, Ledee, Elodie J.I., Smoothey, Amy F., Heupel, Michelle, Peddemors, Victor M., Tobin, Andrew J., and Simpfendorfer, Colin A. (2021) Intra-specific variation in movement and habitat connectivity of a mobile predator revealed by acoustic telemetry and network analyses. Marine Biology, 168 (6). 80.
Chapman, Demian D., Ali, Khadeeja, MacNeil, M. Aaron, Heupel, Michelle R., Meekan, Mark, Harvey, Euan S., Simpfendorfer, Colin A., and Heithaus, Michael R. (2021) Long-term investment in shark sanctuaries. Science, 372 (6541). p. 473.
Clementi, Gina M., Bakker, Judith, Flowers, Kathryn I., Postaire, Bautisse D., Babcock, Elizabeth, Bond, Mark E., Buddo, Dayne, Cardeñosa, Diego, Currey-Randall, Leanne, Goetze, Jordan S., Harvey, Euan S., Heupel, Michelle, Kiszka, Jeremy J., Kyne, Fabian, MacNeil, M. Aaron, Meekan, Mark G., Rees, Matthew J., Simpfendorfer, Colin A., Speed, Conrad W., Heithaus, Michael R., and Chapman, Demian D. (2021) Moray eels are more common on coral reefs subject to higher human pressure in the greater Caribbean. iScience, 24 (3). 102097.
Martins, A.P.B., Heupel, M.R., Bierwagen, S.L., Chin, A., and Simpfendorfer, C.A. (2021) Tidal-diel patterns of movement, activity and habitat use by juvenile mangrove whiprays using towed-float GPS telemetry. Marine and Freshwater Research, 72. pp. 534-541.
Huveneers, Charlie, Jaine, Fabrice R.A., Barnett, Adam, Butcher, Paul A., Clarke, Thomas M., Currey-Randall, Leanne M., Dwyer, Ross G., Ferreira, Luciana C., Gleiss, Adrian C., Hoenner, Xavier, Ierodiaconou, Daniel, Lédée, Elodie J.I., Meekan, Mark G., Pederson, Hugh, Rizzari, Justin R., van Ruth, Paul D., Semmens, Jayson M., Taylor, Matthew D., Udyawer, Vinay, Walsh, Peter, Heupel, Michelle R., and Harcourt, Robert (2021) The power of national acoustic tracking networks to assess the impacts of human activity on marine organisms during the COVID-19 pandemic. Biological Conservation, 256. 108995.
Martins, A. P. B., Heupel, M. R., Bierwagen, S. L., Chin, A., and Simpfendorfer, C. (2020) Diurnal activity patterns and habitat use of juvenile Pastinachus ater in a coral reef flat environment. PLoS ONE, 15 (2). e0228280.
Martin, Gerardo, Espinoza, Mario, Heupel, Michelle, and Simpfendorfer, Colin A. (2020) Estimating marine protected area network benefits for reef sharks. Journal of Applied Ecology, 57 (10). pp. 1969-1980.
MacNeil, M. Aaron, Chapman, Demian D., Heupel, Michelle, Simpfendorfer, Colin A., Heithaus, Michael, Meekan, Mark, Harvey, Euan, Goetze, Jordan, Kiszka, Jeremy, Bond, Mark E., Currey-Randall, Leanne M., Speed, Conrad W., Sherman, C. Samantha, Rees, Matthew J., Udyawer, Vinay, Flowers, Kathryn I., Clementi, Gina, Valentin-Albanese, Jasmine, Gorham, Taylor, Adam, M. Shiham, Ali, Khadeeja, Pina-Amargós, Fabián, Angulo-Valdés, Jorge A., Asher, Jacob, Barcia, Laura García, Beaufort, Océane, Benjamin, Cecilie, Bernard, Anthony T.F, Berumen, Michael L., Bierwagen, Stacy, Bonnema, Erika, Bown, Rosalind M.K., Bradley, Darcy, Brooks, Edd, Brown, J. Jed, Buddo, Dayne, Burke, Patrick, Cáceres, Camila, Cardeñosa, Diego, Carrier, Jeffrey C., Caselle, Jennifer E., Charloo, Venkatesh, Claverie, Thomas, Clua, Eric, Cochran, Jesse E.M., Cook, Neil, Cramp, Jessica, D'Alberto, Brooke, de Graaf, Martin, Dornhege, Mareike, Estep, Andy, Fanovich, Lanya, Farabough, Naomi F., Fernando, Daniel, Flam, Anna L., Floros, Camilla, Fourqurean, Virginia, Garla, Ricardo, Gastrich, Kirk, George, Lachlan, Graham, Rory, Guttridge, Tristan, Hardenstine, Royale S., Heck, Stephen, Henderson, Aaron C., Hertler, Heidi, Hueter, Robert, Johnson, Mohini, Jupiter, Stacy, Kasana, Devanshi, Kessel, Steven T., Kiilu, Benedict, Kirata, Taratu, Kuguru, Baraka, Kyne, Fabian, Langlois, Tim, Lédée, Elodie J.I., Lindfield, Steve, Luna-Acosta, Andrea, Maggs, Jade, Manjaji-Matsumoto, B. Mabel, Marshall, Andrea, Matich, Philip, McCombs, Erin, McLean, Dianne, Meggs, Llewelyn, Moore, Stephen, Mukherji, Sushmita, Murray, Ryan, Kaimuddin, Muslimin, Newman, Stephen J., Nogués, Josep, Obota, Clay, O'Shea, Owen, Osuka, Kennedy, Papastamatiou, Yannis P., Perera, Nishan, Peterson, Bradley, Ponzo, Alessandro, Prasetyo, Andhika, Quamar, L.M. Sjamsul, Quinlan, Jessica, Ruiz-Abierno, Alexei, Sala, Enric, Samoilys, Melita, Schärer-Umpierre, Michelle, Schlaff, Audrey, Simpson, Nikola, Smith, Adam N.H., Sparks, Lauren, Tanna, Akshay, Torres, Rubén, Travers, Michael J., van Zinnicq Bergmann, Maurits, Vigliola, Laurent, Ward, Juney, Watts, Alexandra M., Wen, Colin, Whitman, Elizabeth, Wirsing, Aaron J., Wothke, Aljoscha, Zarza-Gonzâlez, Esteban, and Cinner, Joshua E. (2020) Global status and conservation potential of reef sharks. Nature, 583. pp. 801-803.
Dwyer, Ross G., Krueck, Nils C., Udyawer, Vinay, Heupel, Michelle R., Chapman, Demian, Pratt, Harold L., Garla, Ricardo, and Simpfendorfer, Colin A. (2020) Individual and population benefits of marine reserves for reef sharks. Current Biology, 30 (3). e5. pp. 480-489.
Currey-Randall, Leanne M., Cappo, Mike, Simpfendorfer, Colin A., Farabaugh, Naomi F., and Heupel, Michelle R. (2020) Optimal soak times for Baited Remote Underwater Video Station surveys of reef-associated elasmobranchs. PLoS One, 15 (5). e0231688.
Udyawer, Vinay, Somaweera, Ruchira, Nitschke, Charlotte, d'Anastasi, Blanche, Sanders, Kate, Webber, Bruce L., Hourston, Mathew, and Heupel, Michelle R. (2020) Prioritising search effort to locate previously unknown populations of endangered marine reptiles. Global Ecology and Conservation, 22. e01013.
Sherman, C. Samantha, Heupel, Michelle R., Johnson, Mohini, Kaimuddin, Muslimin, Qamar, L. M. Sjamsul, Chin, Andrew, and Simpfendorfer, Colin A. (2020) Repeatability of baited remote underwater video station (BRUVS) results within and between seasons. PLoS ONE, 15 (12). e0244154.
Schlaff, Audrey M., Heupel, Michelle R., Udyawer, Vinay, and Simpfendorfer, Colin A. (2020) Sex-based differences in movement and space use of the blacktip reef shark, Carcharhinus melanopterus. PLoS One, 15 (4). e0231142.
Birkmanis, Charlotte A., Partridge, Julian C., Simmons, Leigh W., Heupel, Michelle R., and Sequeira, Ana M.M. (2020) Shark conservation hindered by lack of habitat protection. Global Ecology and Conservation, 21. e00862.
Sherman, C. Samantha, Heupel, Michelle R., Moore, Stephen K., Chin, Andrew, and Simpfendorfer, Colin A. (2020) When sharks are away, rays will play: effects of top predator removal in coral reef ecosystems. Marine Ecology - Progress Series, 641. pp. 145-157.
Langlois, Tim, Goetze, Jordan, Bond, Todd, Monk, Jacquomo, Abesamis, Rene A., Asher, Jacob, Barrett, Neville, Bernard, Anthony T. F., Bouchet, Phil J., Birt, Matthew J., Cappo, Mike, Currey-Randall, Leanne M., Driessen, Damon, Fairclough, David V., Fullwood, Laura A.F., Gibbons, Brooke A., Harasti, David, Heupel, Michelle R., Hicks, Jamie, Holmes, Thomas H., Huveneers, Charlie, Ierodiaconou, Daniel, Jordan, Alan, Knott, Nathan A., Lindfield, Steve, Malcolm, Hamish A., McLean, Dianne, Meekan, Mark, Miller, David, Mitchell, Peter J., Newman, Stephen J., Radford, Ben, Rolim, Fernanda A., Saunders, Benjamin J., Stowar, Marcus, Smith, Adam N.H., Travers, Michael J., Wakefield, Corey B., Whitmarsh, Sasha K., Williams, Joel, and Harvey, Euan S. (2020) A field and video annotation guide for baited remote underwater stereo-video surveys of demersal fish assemblages. Methods in Ecology and Evolution, 11 (11). pp. 1401-1409.
Heupel, Michelle R., Kanno, Shiori, Martins, Ana P.B., and Simpfendorfer, Colin A. (2019) Advances in understanding the roles and benefits of nursery areas for elasmobranch populations. Marine and Freshwater Research, 70 (7). pp. 897-907.
Harcourt, Robert, Sequeira, Ana M.M., Zhang, Xuelei, Roquet, Fabien, Komatsu, Kosei, Heupel, Michelle, Mcmahon, Clive, Whoriskey, Fred, Meekan, Mark, Carroll, Gemma, Brodie, Stephanie, Simpfendorfer, Colin, Hindell, Mark, Jonsen, Ian, Costa, Daniel P., Block, Barbara, Muelbert, Mônica, Woodward, Bill, Weise, Mike, Aarestrup, Kim, Biuw, Martin, Boehme, Lars, Bograd, Steven J., Cazau, Dorian, Charrassin, Jean Benoit, Cooke, Steven J., Cowley, Paul, de Bruyn, P.J. Nico, Jeanniard du Dot, Tiphaine, Duarte, Carlos, Eguíluz, Víctor M., Ferreira, Luciana C., Fernández-Gracia, Juan, Goetz, Kimberly, Goto, Yusuke, Guinet, Christophe, Hammill, Mike, Hays, Graeme C., Hazen, Elliott, Hückstädt, Luis A., Huveneers, Charlie, Iverson, Sara, Jaaman, Saifullah Arifin, Kittiwattanawong, Kongkiat, Kovacs, Kit M., Lydersen, Christian, Moltmann, Tim, Naruoka, Masaru, Phillips, Lachlan, Picard, Baptiste, Queiroz, Nuno, Reverdin, Gilles, Sato, Katsufumi, Sims, David W., Thorstad, Eva B., Thums, Michele, Treasure, Anne M., Trites, Andrew W., Williams, Guy D., Yonehara, Yoshinari, and Fedak, Mike A. (2019) Animal-borne telemetry: an integral component of the ocean observing toolkit. Frontiers in Marine Science, 6. 326.
George, Lachlan W., Martins, Ana P.B., Heupel, Michelle R., and Simpfendorfer, Colin A. (2019) Fine-scale movements of juvenile blacktip reef sharks Carcharhinus melanopterus in a shallow nearshore nursery. Marine Ecology Progress Series, 623. pp. 85-97.
Devloo-Delva, Floriaan, Huerlimann, Roger, Chua, Gladys, Matley, Jordan K., Heupel, Michelle R., Simpfendorfer, Colin A., and Maes, Gregory E. (2019) How does marker choice affect your diet analysis: comparing genetic markers and digestion levels for diet metabarcoding of tropical-reef piscivores. Marine and Freshwater Research, 70 (1). MF17209. pp. 8-18.
Heupel, Michelle R., Munroe, Samantha E. M., Ledee, Elodie J. I., Chin, Andrew, and Simpfendorfer, Colin A. (2019) Interspecific interactions, movement patterns and habitat use in a diverse coastal shark assemblage. Marine Biology, 166 (6). 68.
Scott, Molly E., Heupel, Michelle R., Simpfendorfer, Colin A., Matley, Jordan K., and Pratchett, Morgan S. (2019) Latitudinal and seasonal variation in space use by a large, predatory reef fish, Plectropomus leopardus. Functional Ecology, 33 (4). pp. 670-680.
Espinoza, Mario, Matley, Jordan, Heupel, Michelle R., Tobin, Andrew J., Fisk, Aaron T., and Simpfendorfer, Colin A. (2019) Multi-tissue stable isotope analysis reveals resource partitioning and trophic relationships of large reef-associated predators. Marine Ecology Progress Series, 615. pp. 159-176.
Thorbjørnsen, Susanna Huneide, Moland, Even, Simpfendorfer, Colin, Heupel, Michelle, Knutsen, Halvor, and Olsen, Esben Moland (2019) Potential of a no-take marine reserve to protect home ranges of anadromous brown trout (Salmo trutta). Ecology and Evolution, 9 (1). pp. 417-426.
Heupel, Michelle R., Papastamatiou, Yannis P., Espinoza, Mario, Green, Madeline E., and Simpfendorfer, Colin A. (2019) Reef shark science - key questions and future directions. Frontiers in Marine Science, 6. 12.
Kanno, Shiori, Schlaff, Audrey M., Heupel, Michelle R., and Simpfendorfer, Colin A. (2019) Stationary video monitoring reveals habitat use of stingrays in mangroves. Marine Ecology - Progress Series, 621. pp. 155-168.
Bierwagen, Stacy L., Pethybridge, Heidi, Heupel, Michelle R., Chin, Andrew, and Simpfendorfer, Colin A. (2019) Trophic niches determined from fatty acid profiles of sympatric coral reef mesopredators. Marine Ecology Progress Series, 632. pp. 159-174.
Heupel, Michelle R., Kessel, Steven T., Matley, Jordan K., and Simpfendorfer, Colin A. (2018) Acoustic telemetry. In: Carrier, Jeffrey C., Heithaus, Michael R., and Simpfendorfer, Colin A., (eds.) Shark Research: emerging technologies and applications for the field and laboratory. Marine Biology Series . CRC Press, Boca Raton, FL, USA, pp. 133-156.
Martins, Ana Paula Barbosa, Feitosa, Leonardo Manir, Lessa, Rosangela Paula, Almeida, Zafira Silva, Heupel, Michelle, Silva, Wagner Macedo, Tchaicka, Ligia, and Silva Nunes, Jorge Luiz (2018) Analysis of the supply chain and conservation status of sharks (Elasmobranchii: Superorder Selachimorpha) based on fisher knowledge. PLoS One, 13 (3).
Sherman, C. Samantha, Chin, Andrew, Heupel, Michelle R., and Simpfendorfer, Colin A. (2018) Are we underestimating elasmobranch abundances on baited remote underwater video systems (BRUVS) using traditional metrics? Journal of Experimental Marine Biology and Ecology, 503. pp. 80-85.
Hoenner, Xavier, Huveneers, Charlie, Streckenreuter, Andre, Simpfendorfer, Colin, Tattersall, Katherine, Jaine, Fabrice, Atkins, Natalia, Babcock, Russ, Brodie, Stephanie, Burgess, Jonathan, Campbell, Hamish, Heupel, Michelle, Pasquer, Benedicte, Proctor, Roger, Taylor, Matthew D., Udyawer, Vinay, and Harcourt, Robert (2018) Australia's continental-scale acoustic tracking database and its automated quality control process. Scientific Data, 5. 170206.
Brodie, Stephanie, Lédée, Elodie J.I., Heupel, Michelle R., Babcock, Russell C., Campbell, Hamish A., Gledhill, Daniel C., Hoenner, Xavier, Huveneers, Charlie, Jaine, Fabrice R.A., Simpfendorfer, Colin A., Taylor, Matthew D., Udyawer, Vinay, and Harcourt, Robert G. (2018) Continental-scale animal tracking reveals functional movement classes across marine taxa. Scientific Reports, 8. 3717.
Zeh, Daniel R., Heupel, Michelle R., Hamann, Mark, Jones, Rhondda, Limpus, Colin J., and Marsh, Helene (2018) Evidence of behavioural thermoregulation by dugongs at the high latitude limit to their range in eastern Australia. Journal of Experimental Marine Biology and Ecology, 508. pp. 27-34.
Udyawer, Vinay, Barnes, Peter, Bonnet, Xavier, Brischoux, François, Crowe-Riddell, Jenna M., D'Anastasi, Blanche, Fry, Bryan G., Gillett, Amber, Goiran, Claire, Guinea, Michael L., Heatwole, Harold, Heupel, Michelle R., Hourston, Mathew, Kangas, Mervi, Kendrick, Alan, Koefoed, Inigo, Lillywhite, Harvey B., Lobo, Aaron S., Lukoschek, Vimoksalehi, McAuley, Rory, Nitschke, Charlotte, Rasmussen, Arne R., Sanders, Kate L., Sheehy, Coleman, Shine, Richard, Somaweera, Ruchira, Sweet, Samuel S., and Voris, Harold K. (2018) Future directions in the research and management of marine snakes. Frontiers in Marine Science, 9 (5). 399.
Matley, Jordan K., Maes, Gregory E., Devloo-Delva, Floriaan, Huerlimann, Roger, Chua, Gladys, Tobin, Andrew J., Fisk, Aaron T., Simpfendorfer, Colin A., and Heupel, Michelle R. (2018) Integrating complementary methods to improve diet analysis in fishery‐targeted species. Ecology and Evolution, 8 (18). pp. 9503-9515.
Heupel, Michelle, Lédée, Elodie J. I., and Simpfendorfer, Colin A. (2018) Telemetry reveals spatial separation of co-occurring reef sharks. Marine Ecology - Progress Series, 589. pp. 179-192.
Bierwagen, Stacy L., Heupel, Michelle R., Chin, Andrew, and Simpfendorfer, Colin A. (2018) Trophodynamics as a tool for understanding coral reef ecosystems. Frontiers in Marine Science, 5.
Udyawer, Vinay, Dwyer, Ross G., Hoenner, Xavier, Babcock, Russell C., Brodie, Stephanie, Campbell, Hamish A., Harcourt, Robert G., Huveneers, Charlie, Jaine, Fabrice R.A., Simpfendorfer, Colin A., Taylor, Matthew D., and Heupel, Michelle R. (2018) A standardised framework for analysing animal detections from automated tracking arrays. Animal Biotelemetry, 6. 17.
Scott, Molly, Heupel, Michelle, Tobin, Andrew, and Pratchett, Morgan (2017) A large predatory reef fish species moderates feeding and activity patterns in response to seasonal and latitudinal temperature variation. Scientific Reports, 7. 12966.
Huveneers, Charlie, Stehfest, Kilian M., Simpfendorfer, Colin A., Semmens, Jayson, Hobday, Alistair J., Pederson, Hugh, Stieglitz, Thomas, Vallee, Richard, Webber, Dale, Heupel, Michelle R., and Harcourt, Robert (2017) Application of the Acoustic Propagation Model to a deep-water cross-shelf curtain. Methods in Ecology and Evolution, 8 (10). pp. 1305-1308.
Schlaff, Audrey M., Heupel, Michelle R., Udyawer, Vinay, and Simpfendorfer, Colin A. (2017) Biological and environmental effects on activity space of a common reef shark on an inshore reef. Marine Ecology - Progress Series, 571. pp. 169-181.
Chin, A., Simpfendorfer, C.A., White, W.T., Wardell, G.J., McAuley, R.B., and Heupel, M.R. (2017) Crossing lines: a multidisciplinary framework for assessing connectivity of hammerhead sharks across jurisdictional boundaries. Scientific Reports, 7. 46061.
Matley, J.K., Heupel, M.R., Fisk, A.T., Simpfendorfer, C.A., and Tobin, A.J. (2017) Measuring niche overlap between co-occurring Plectropomus spp. using acoustic telemetry and stable isotopes. Marine and Freshwater Research, 68 (8). pp. 1468-1478.
Steckenreuter, Andre, Hoenner, Xavier, Huveneers, Charlie, Simpfendorfer, Colin, Buscot, Marie J., Tattersall, Katherine, Babcock, Russel, Heupel, Michelle, Meekan, Mark, van den Broek, James, McDowall, Phillip, Peddemors, Victor, and Harcourt, Robert (2017) Optimising the design of large-scale acoustic telemetry curtains. Marine and Freshwater Research, 68 (8). pp. 1403-1413.
Lawson, Julia M., Fordham, Sonja V., O'Malley, Mary P., Davidson, Lindsay N.K., Walls, Rachel H.L., Heupel, Michelle, Stevens, Guy, Fernando, Daniel, Budziak, Ania, Simpfendorfer, Colin A., Ender, Anna Isabel, Francis, Malcolm P., di Sciara, Giuseppe Notarbartolo, and Dulvy, Nicholas K. (2017) Sympathy for the devil: a conservation strategy for devil and manta rays. PeerJ, 5. e3027. pp. 1-30.
Udyawer, Vinay, Simpfendorfer, Colin A., Heupel, Michelle R., and Clark, Timothy D. (2017) Temporal and spatial activity-associated energy partitioning in free-swimming sea snakes. Functional Ecology, 31 (9). pp. 1739-1749.
Matley, J.K., Tobin, A.J., Simpfendorfer, C.A., Fisk, A.T., and Heupel, M.R. (2017) Trophic niche and spatio-temporal changes in the feeding ecology of two sympatric species of coral trout (Plectropomus leopardus and P-laevis). Marine Ecology-Progress Series, 563. pp. 197-210.
Simpfendorfer, Colin, and Heupel, Michelle (2016) Ecology: the upside down world of coral reef predators. Current Biology, 26 (15). R708-R710.
Lédée, Elodie J.I., Heupel, Michelle R., Tobin, Andrew J., Mapleston, Amos, and Simpfendorfer, Colin A. (2016) Movement patterns of two carangid species in inshore habitats characterised using network analysis. Marine Ecology Progress Series, 553. pp. 219-232.
Chin, Andrew, Heupel, Michelle R., Simpfendorfer, Colin A., and Tobin, Andrew J. (2016) Population organisation in reef sharks: new variations in coastal habitat use by mobile marine predators. Marine Ecology Progress Series, 544. pp. 197-211.
Espinoza, Mario, Heupel, Michelle R., Tobin, Andrew J., and Simpfendorfer, Colin A. (2016) Evidence of partial migration in a large coastal predator: opportunistic foraging and reproduction as key drivers? PLoS ONE, 11 (2). e0147608. pp. 1-22.
Yates, Peter M., Tobin, Andrew J., Heupel, Michelle R., and Simpfendorfer, Colin A. (2016) Benefits of marine protected areas for tropical coastal sharks. Aquatic Conservation: marine and freshwater ecosystems , 26 (6). pp. 1063-1080.
Udyawer, Vinay, Simpfendorfer, Colin A., Heupel, Michelle R., and Clark, Timothy D. (2016) Coming up for air: thermal-dependence of dive behaviours and metabolism in sea snakes. Journal of Experimental Biology, 219. pp. 3447-3454.
Matley, J.K., Tobin, A.J., Lédée, E.J.I., Heupel, M.R., and Simpfendorfer, C.A. (2016) Contrasting patterns of vertical and horizontal space use of two exploited and sympatric coral reef fish. Marine Biology, 163. 253. pp. 1-12.
Matley, J.K., Fisk, A.T., Tobin, A.J., Heupel, M.R., and Simpfendorfer, C.A. (2016) Diet-tissue discrimination factors and turnover of carbon and nitrogen stable isotopes in tissues of an adult predatory coral reef fish, Plectropomus leopardus. Rapid Communications in Mass Spectrometry, 30 (1). pp. 29-44.
Udyawer, V., Simpfendorfer, C.A., Read, M., Hamann, M., and Heupel, M.R. (2016) Exploring habitat selection in sea snakes using passive acoustic monitoring and Bayesian hierarchical models. Marine Ecology Progress Series, 546. pp. 249-262.
Heinrich, Dennis D.U., Watson, Sue-Ann, Rummer, Jodie L., Brandl, Simon J., Simpfendorfer, Colin A., Heupel, Michelle R., and Munday, Philip L. (2016) Foraging behaviour of the epaulette shark Hemiscyllium ocellatum is not affected by elevated CO2. ICES Journal of Marine Science, 73 (3). pp. 633-640.
Udyawer, Vinay, Read, Mark, Hamann, Mark, Heupel, Michelle R., and Simpfendorfer, Colin A. (2016) Importance of shallow tidal habitats as refugia from trawl fishing for sea snakes. Journal of Herpetology, 50 (4). pp. 527-533.
Hays, Graeme C., Ferreira, Luciana C., Sequeira, Ana M.M., Meekan, Mark G., Duarte, Carlos M., Bailey, Helen, Bailleul, Fred, Bowen, W. Don, Caley, M. Julian, Costa, Daniel P., Eguíluz, Victor M., Fossette, Sabrina, Friedlaender, Ari S., Gales, Nick, Gleiss, Adrian C., Gunn, John, Harcourt, Robert, Hazen, Elliott L., Heithaus, Michael R., Heupel, Michelle, Holland, Kim, Horning, Markus, Jonsen, Ian, Kooyman, Gerald L., Lowe, Christopher G., Madsen, Peter T., Marsh, Helene, Phillips, Richard A., Righton, David, Ropert-Coudert, Yan, Sato, Katsufumi, Shaffer, Scott A., Simpfendorfer, Colin A., Sims, David W., Skomal, Gregory, Takahashi, Akinori, Trathan, Philip N., Wikelski, Martin, Womble, Jamie N., and Thums, Michele (2016) Key Questions in marine megafauna movement ecology. Trends in Ecology & Evolution, 31 (6). pp. 463-475.
Poulakis, Gregg R., Stevens, Philip W., Timmers, Amy A., Stafford, Christopher J., Chapman, Demian D., Feldheim, Kevin A., Heupel, Michelle R., and Curtis, Caitlin (2016) Long-term site fidelity of endangered smalltooth sawfish (Pristis pectinata) from different mothers. Fishery Bulletin, 114 (4). pp. 461-475.
Lerebours, Adélaïde, Chapman, Emma C., Sweet, Michael J., Heupel, Michelle R., and Rotchell, Jeanette M. (2016) Molecular changes in skin pigmented lesions of the coral trout Plectropomus leopardus. Marine Environmental Research, 120. pp. 130-135.
Zeh, Daniel R., Heupel, Michelle R., Hamann, Mark, Limpus, Colin J., and Marsh, Helene (2016) Quick fix GPS technology highlights risk to dugongs moving between protected areas. Endangered Species Research, 30. pp. 37-44.
Munroe, S.E.M., Simpfendorfer, C.A., and Heupel, M.R. (2016) Variation in blacktip shark movement patterns in a tropical coastal bay. Environmental Biology of Fishes, 99 (4). pp. 377-389.
Huveneers, Charlie, Simpfendorfer, Colin A., Kim, Susan, Semmens, Jayson M., Hobday, Alistair J., Pederson, Hugh, Stieglitz, Thomas, Vallee, Richard, Webber, Dale, Heupel, Michelle R., Peddemors, Vic, and Harcourt, Robert G. (2016) The influence of environmental parameters on the performance and detection range of acoustic receivers. Methods in Ecology and Evolution, 7 (7). pp. 825-835.
Udyawer, Vinay, Read, Mark, Hamann, Mark, Simpfendorfer, Colin A., and Heupel, Michelle R. (2015) Effects of environmental variables on the movement and space use of coastal sea snakes over multiple temporal scales. Journal of Experimental Marine Biology and Ecology, 473. pp. 26-34.
Yates, Peter M., Heupel, Michelle R., Tobin, Andrew J., and Simpfendorfer, Colin A. (2015) Spatio-temporal occurrence patterns of young sharks in tropical coastal waters. Estuaries and Coasts, 38 (6). pp. 2019-2030.
Udyawer, Vinay, Simpfendorfer, Colin A., and Heupel, Michelle R. (2015) Diel patterns in three-dimensional use of space by sea snakes. Animal Biotelemetry, 3. 29. pp. 1-9.
Lédée, Elodie J.I., Heupel, Michelle, Tobin, Andrew J., Knip, Danielle M., and Simpfendorfer, Colin A. (2015) A comparison between traditional kernel-based methods and network analysis: an example from two nearshore shark species. Animal Behaviour, 103. pp. 17-28.
Yates, Peter M., Heupel, Michelle R., Tobin, Andrew J., and Simpfendorfer, Colin A. (2015) Ecological drivers of shark distributions along a tropical coastline. PLoS ONE, 10 (4). e0121346. pp. 1-18.
Lédée, Elodie J.I., Heupel, Michelle R., Tobin, Andrew J., and Simpfendorfer, Colin A. (2015) Movements and space use of giant trevally in coral reef habitats and the importance of environmental drivers. Animal Biotelemetry, 3. 6. pp. 1-14.
Munroe, Samantha E.M., Heupel, Michelle R., Fisk, Aaron T., and Simpfendorfer, Colin A. (2015) Geographic and temporal variation in the trophic ecology of a small-bodied shark: evidence of resilience to environmental change. Canadian Journal of Fisheries and Aquatic Sciences, 72 (3). pp. 343-351.
Zeh, Daniel R., Heupel, Michelle R., Limpus, Colin J., Hamann, Mark, Fuentes, Marianna M.P.B., Babcock, Russel C., Pillans, Richard D., Townsend, Kathy A., and Marsh, Helene (2015) Is acoustic tracking appropriate for air-breathing marine animals? Dugongs as a case study. Journal of Experimental Marine Biology and Ecology, 464. pp. 1-10.
Matley, J.K., Heupel, M.R., and Simpfendorfer, C.A. (2015) Depth and space use of leopard coralgrouper Plectropomus leopardus using passive acoustic tracking. Marine Ecology Progress Series, 521. pp. 201-216.
Espinoza, Mario, Heupel, Michelle R., Tobin, Andrew J., and Simpfendorfer, Colin A. (2015) Residency patterns and movements of grey reef sharks (Carcharhinus amblyrhynchos) in semi-isolated coral reef habitats. Marine Biology, 162 (2). pp. 343-358.
Currey, Leanne M., Heupel, Michelle R., Simpfendorfer, Colin A., and Williams, Ashley J. (2015) Assessing environmental correlates of fish movement on a coral reef. Coral Reefs, 34 (4). pp. 1267-1277.
Heupel, Michelle R., Simpfendorfer, Colin A., Espinoza, Mario, Smoothey, Amy F., Tobin, Andrew, and Peddemors, Victor (2015) Conservation challenges of sharks with continental scale migrations. Frontiers in Marine Science, 2 (12). pp. 1-7.
Espinoza, Mario, Lédée, Elodie J.I., Simpfendorfer, Colin A., Tobin, Andrew J., and Heupel, Michelle R. (2015) Contrasting movements and connectivity of reef-associated sharks using acoustic telemetry: implications for management. Ecological Applications, 25 (8). pp. 2101-2118.
Yates, Peter M., Heupel, Michelle R., Tobin, Andrew J., Moore, Stephen K., and Simpfendorfer, Colin A. (2015) Diversity in immature-shark communities along a tropical coastline. Marine and Freshwater Research, 66 (5). pp. 399-410.
Simpfendorfer, Colin, Huveneers, Charlie, Steckenreuter, Andre, Tattersall, Katherine, Hoenner, Xavier, Harcourt, Rob, and Heupel, Michelle R. (2015) Ghosts in the data: false detections in VEMCO pulse position modulation acoustic telemetry monitoring equipment. Animal Biotelemetry, 3. 55.
Heupel, M.R., and Simpfendorfer, C.A. (2015) Long-term movement patterns of a coral reef predator. Coral Reefs, 34 (2). pp. 679-691.
Davy, Lauren E., Simpfendorfer, Colin A., and Heupel, Michelle R. (2015) Movement patterns and habitat use of juvenile mangrove whiprays (Himantura granulata). Marine and Freshwater Research, 66 (6). pp. 481-492.
Espinoza, Mario, Heupel, Michelle R., Tobin, Andrew J., and Simpfendorfer, Colin A. (2015) Movement patterns of silvertip sharks (Carcharhinus albimarginatus) on coral reefs. Coral Reefs, 34 (3). pp. 807-821.
Munroe, Samantha E.M., Simpfendorfer, Colin A., Moloney, James, and Heupel, Michelle R. (2015) Nearshore movement ecology of a medium-bodied shark, the creek whaler Carcharhinus fitzroyensis. Animal Biotelemetry, 3 (10). pp. 1-12.
Munroe, S.E.M., Heupel, M.R., Fisk, A.T., Logan, M., and Simpfendorfer, C.A. (2015) Regional movement patterns of a small-bodied shark revealed by stable-isotope analysis. Journal of Fish Biology, 86 (5). pp. 1567-1586.
Espinoza, Mario, Cappo, Mike, Heupel, Michelle R., Tobin, Andrew J., and Simpfendorfer, Colin A. (2014) Quantifying shark distribution patterns and species-habitat associations: implications of marine park zoning. PLoS ONE, 9 (9). e106885. pp. 1-17.
White, J., Simpfendorfer, C.A., Tobin, A.J., and Heupel, M.R. (2014) Age and growth parameters of shark-like batoids. Journal of Fish Biology, 84 (5). pp. 1340-1353.
Munroe, S.E.M., Simpfendorfer, Colin, and Heupel, M.R. (2014) Defining shark ecological specialisation: concepts, context, and examples. Reviews in Fish Biology and Fisheries, 24 (1). pp. 317-331.
Udyawer, Vinay, Cappo, Mike, Simpfendorfer, Colin A., Heupel, Michelle R., and Lukoschek, Vimoksalehi (2014) Distribution of sea snakes in the Great Barrier Reef Marine Park: observations from 10 yrs of baited remote underwater video station (BRUVS) sampling. Coral Reefs, 33 (3). pp. 777-791.
McLean, Montana F., Simpfendorfer, Colin A., Heupel, Michelle R., Dadswell, Michael J., and Stokesbury, Michael J.W. (2014) Diversity of behavioural patterns displayed by a summer feeding aggregation of Atlantic sturgeon in the intertidal region of Minas Basin, Bay of Fundy, Canada. Marine Ecology Progress Series, 496. pp. 59-69.
Dulvy, Nicholas K., Fowler, Sarah L., Musick, John A., Cavanagh, Rachel D., Kyne, Peter M., Harrison, Lucy R., Carlson, John K., Davidson, Lindsay N.K., Fordham, Sonja V., Francis, Malcom P., Pollock, Caroline M., Simpfendorfer, Colin A., Burgess, George H., Carpenter, Kent E., Compagno, Leonard J.V., Ebert, David A., Gibson, Claudine, Heupel, Michelle R., Livingstone, Suzanne R., Sanciangco, Jonnell C., Stevens, John D., Valenti, Sarah, and White, William T. (2014) Extinction risk and conservation of the world's sharks and rays. eLife, 3. e00590. pp. 1-34.
Munroe, S.E.M., Simpfendorfer, C.A., and Heupel, M.R. (2014) Habitat and space use of an abundant nearshore shark, Rhizoprionodon taylori. Marine and Freshwater Research, 65 (11). pp. 959-968.
Heupel, M.R., and Simpfendorfer, C.A. (2014) Importance of environmental and biological drivers in the presence and space use of a reef-associated shark. Marine Ecology Progress Series, 496. pp. 47-57.
Currey, Leanne M., Heupel, Michelle R., Simpfendorfer, Colin A., and Williams, Ashley J. (2014) Inferring movement patterns of a coral reef fish using oxygen and carbon isotopes in otolith carbonate. Journal of Experimental Marine Biology and Ecology, 456. pp. 18-25.
Schlaff, Audrey M., Heupel, Michelle R., and Simpfendorfer, Colin A. (2014) Influence of environmental factors on shark and ray movement, behaviour and habitat use: a review. Reviews in Fish Biology and Fisheries, 24 (4). pp. 1089-1103.
Donaldson, Michael R., Hinch, Scott G., Suski, Cory D., Fisk, Aaron T., Heupel, Michelle R., and Cooke, Steven J. (2014) Making connections in aquatic ecosystems with acoustic telemetry monitoring. Frontiers in Ecology and the Environment, 12 (10). pp. 565-573.
Currey, Leanne M., Heupel, Michelle R., Simpfendorfer, Colin A., and Williams, Ashley J. (2014) Sedentary or mobile? Variability in space and depth use of an exploited coral reef fish. Marine Biology, 161 (9). pp. 2155-2166.
Heupel, Michelle R., Knip, Danielle M., Simpfendorfer, Colin A., and Dulvy, Nicholas K. (2014) Sizing up the ecological role of sharks as predators. Marine Ecology Progress Series, 495. pp. 291-298.
White, J., Simpfendorfer, C.A., Tobin, A.J., and Heupel, M.R. (2014) Spatial ecology of shark-like batoids in a large coastal embayment. Environmental Biology of Fishes, 97 (7). pp. 773-786.
Heinrich, Dennis D.U., Rummer, Jodie L., Morash, Andrea J., Watson, Sue-Ann, Simpfendorfer, Colin, Heupel, Michelle R., and Munday, Philip L. (2014) A product of its environment: the epaulette shark (Hemiscyllium ocellatum) exhibits physiological tolerance to elevated environmental CO(2). Conservation Physiology, 2. pp. 1-12.
Kessel, S.T., Cooke, S.J., Heupel, M.R., Hussey, N.E., Simpfendorfer, C.A., Vagle, S., and Fisk, A.T. (2014) A review of detection range testing in aquatic passive acoustic telemetry studies. Reviews in Fish Biology and Fisheries, 24 (1). pp. 199-218.
Currey, L.M., Heupel, M.R., Simpfendorfer, C.A., and Clark, T.D. (2013) Blood lactate loads of redthroat emperor Lethrinus miniatus associated with angling stress and exhaustive exercise. Journal of Fish Biology, 83 (5). pp. 1401-1406.
White, J., Simpfendorfer, C.A., Tobin, A.J., and Heupel, M.R. (2013) Application of baited remote underwater video surveys to quantify spatial distribution of elasmobranchs at an ecosystem scale. Journal of Experimental Marine Biology and Ecology, 448. pp. 281-288.
Olin, Jill A., Hussey, Nigel E., Rush, Scott A., Poulakis, Gregg R., Simpfendorfer, Colin A., Heupel, Michelle R., and Fisk, Aaron T. (2013) Seasonal variability in stable isotopes of estuarine consumers under different freshwater flow regimes. Marine Ecology Progress Series, 487. pp. 55-69.
Udyawer, Vinay, Chin, Andrew, Knip, Danielle M., Simpfendorfer, Colin A., and Heupel, Michelle R. (2013) Variable response of coastal sharks to severe tropical storms: environmental cues and changes in space use. Marine Ecology Progress Series, 480. pp. 171-183.
White, J., Heupel, M.R., Simpfendorfer, C.A., and Tobin, A.J. (2013) Shark-like batoids in Pacific fisheries: prevalence and conservation concerns. Endangered Species Research, 19 (3). pp. 277-284.
Udyawer, Vinay, Read, Mark A., Hamann, Mark, Simpfendorfer, Colin A., and Heupel, Michelle R. (2013) First record of sea snake (Hydrophis elegans, Hydrophiinae) entrapped in marine debris. Marine Pollution Bulletin, 73 (1). pp. 336-338.
Chin, A., Heupel, M.R., Simpfendorfer, C.A., and Tobin, A.J. (2013) Ontogenetic movements of juvenile blacktip reef sharks: evidence of dispersal and connectivity between coastal habitats and coral reefs. Aquatic Conservation, 23 (3). pp. 468-474.
Chin, A., Tobin, A.J., Heupel, M.R., and Simpfendorfer, C.A. (2013) Population structure and residency patterns of the blacktip reef shark Carcharhinus melanopterus in turbid coastal environments. Journal of Fish Biology, 82 (4). pp. 1192-1210.
Chin, Andrew, Simpfendorfer, Colin, Tobin, Andrew, and Heupel, Michelle (2013) Validated age, growth and reproductive biology of Carcharhinus melanopterus, a widely distributed and exploited reef shark. Marine and Freshwater Research, 64 (10). pp. 965-975.
Heupel, Michelle R., Simpfendorfer, Colin A., Olsen, Esben M., and Moland, Even (2012) Consistent movement traits indicative of innate behavior in neonate sharks. Journal of Experimental Marine Biology and Ecology, 432-433. pp. 131-137.
Knip, Danielle M., Heupel, Michelle R., and Simpfendorfer, Colin A. (2012) Mortality rates for two shark species occupying a shared coastal environment. Fisheries Research, 125-126. pp. 184-189.
Chin, Andrew, Tobin, Andrew, Simpfendorfer, Colin, and Heupel, Michelle (2012) Reef sharks and inshore habitats: patterns of occurrence and implications for vulnerability. Marine Ecology Progress Series, 460. pp. 115-125.
Yates, Peter M., Heupel, Michelle R., Tobin, Andrew J., and Simpfendorfer, Colin A. (2012) Diversity in young shark habitats provides the potential for portfolio effects. Marine Ecology Progress Series, 458. pp. 269-281.
Olsen, Esben Moland, Heupel, Michelle R., Simpfendorfer, Colin A., and Moland, Even (2012) Harvest selection on Atlantic cod behavioral traits: implications for spatial management. Ecology and Evolution, 2 (7). pp. 1549-1562.
Simpfendorfer, Colin A., and Heupel, Michelle R. (2012) Assessing habitat use and movement. In: Carrier, Jeffrey C., Musick, John A., and Heithaus, Michael R., (eds.) Biology of Sharks and Their Relatives. CRC Marine Biology Series . CRC Press, London, UK, pp. 579-601.
Knip, Danielle M., Heupel, Michelle R., and Simpfendorfer, Colin A. (2012) Evaluating marine protected areas for the conservation of tropical coastal sharks. Biological Conservation, 148 (1). pp. 200-209.
Sweet, Michael, Kirkham, Nigel, Bendall, Mark, Currey, Leanne, Bythell, John, and Heupel, Michelle (2012) Evidence of melanoma in wild marine fish populations. PLoS One, 7 (8). e41989. e41989.
Knip, D.M., Heupel, M.R., and Simpfendorfer, C.A. (2012) Habitat use and spatial segregation of adult spottail sharks Carcharhinus sorrah in tropical nearshore waters. Journal of Fish Biology, 80 (4). pp. 767-784.
Simpfendorfer, Colin A., Olsen, Esben M., Heupel, Michelle, and Moland, Even (2012) Three-dimensional kernel utilization distributions improve estimates of space use in aquatic animals. Canadian Journal of Fisheries and Aquatic Sciences, 69 (3). pp. 565-572.
Knip, Danielle M., Heupel, Michelle R., and Simpfendorfer, Colin A. (2012) To roam or to home: site fidelity in a tropical coastal shark. Marine Biology, 159 (8). pp. 1647-1657.
Heupel, Michelle R., and Webber, Dale M. (2012) Trends in acoustic tracking: where are the fish going and how will we follow them? In: American Fisheries Society Symposium (76) pp. 219-231. From: American Fisheries Society Symposium 76: advances in fish tagging and marketing technology, 24-28 February 2008, Auckland, NZL.
Heupel, Michelle R., and Simpfendorfer, Colin A. (2011) Estuarine nursery areas provide a low-mortality environment for young bull sharks Carcharhinus leucas. Marine Ecology Progress Series, 433. pp. 237-244.
Heupel, Michelle R., and Simpfendorfer, Colin A. (2011) Shark biology, ecology and management: introduction. Marine and Freshwater Research, 62 (6). p. 517.
Knip, Danielle M., Heupel, Michelle R., Simpfendorfer, Colin A., Tobin, Andrew J., and Moloney, James (2011) Wet-season effects on the distribution of juvenile pigeye sharks, Carcharhinus amboinensis, in tropical nearshore waters. Marine and Freshwater Research, 62 (6). pp. 658-667.
Simpfendorfer, C.A., Heupel, M.R., White, W.T., and Dulvy, N.K. (2011) The importance of research and public opinion to conservation management of sharks and rays: a synthesis. Marine and Freshwater Research, 62 (6). pp. 518-527.
Heupel, Michelle R., Knip, Danielle M., de Lestang, Paul, Allsop, Quentin A., and Grace, Blair S. (2011) Short-term movement of barramundi in a seasonally closed freshwater habitat. Aquatic Biology, 12 (2). pp. 147-155.
Olin, Jill A., Hussey, Nigel E., Fritts, Mark, Heupel, Michelle R., Simpfendorfer, Colin A., Poulakis, Gregg R., and Fisk, Aaron T. (2011) Maternal meddling in neonatal sharks: implications for interpreting stable isotopes in young animals. Rapid Communications in Mass Spectrometry, 25 (8). pp. 1008-1016.
Knip, Danielle M., Heupel, Michelle R., Simpfendorfer, Colin A., Tobin, Andrew J., and Moloney, James (2011) Ontogenetic shifts in movement and habitat use of juvenile pigeye sharks Carcharhinus amboinensis in a tropical nearshore region. Marine Ecology Progress Series, 425. pp. 233-246.
Simpfendorfer, Colin A., Yeiser, Beau G., Wiley, Tonya R., Poulakis, Gregg R., Stevens, Philip W., and Heupel, Michelle R. (2011) Environmental influences on the spatial ecology of juvenile smalltooth sawfish (Pristis pectinata): results from acoustic monitoring. PLoS One, 6 (2). e16918. pp. 1-12.
McCook, Laurence, Ayling, Anthony, Cappo, Mike, Choat, J. Howard, Evans, Richard D., De Freitas, Debora M., Heupel, Michelle, Hughes, Terry P., Jones, Geoffrey P., Mapstone, Bruce, Marsh, Helene, Mills, Morena, Molloy, Fergus J., Pitcher, C. Roland, Pressey, Robert L., Russ, Garry R., Sutton, Stephen, Sweatman, Hugh, Tobin, Renae, Wachenfeld, David R., and Williamson, David H. (2010) Adaptive management of the Great Barrier Reef: A globally significant demonstration of the benefits of networks of marine reserves. Proceedings of the National Academy of Sciences of the United States of America, 107 (43). 18278- 18285.
Heupel, M.R., and Simpfendorfer, C.A. (2010) Science or slaughter: need for lethal sampling of sharks. Conservation Biology, 24 (5). pp. 1212-1218.
Carlson, J.K., Ribera, M.M., Conrath, C.L., Heupel, M.R., and Burgess, G.H. (2010) Habitat use and movement patterns of bull sharks Carcharhinus leucas determined using pop-up satellite archival tags. Journal of Fish Biology, 77 (3). pp. 661-675.
Williams, Ashley J., Little, L. Richard, Punt, André E., Mapstone, Bruce D., Davies, Campbell R., and Heupel, Michelle R. (2010) Exploring movement patterns of an exploited coral reef fish when tagging data are limited. Marine Ecology Progress Series, 405. pp. 87-99.
Knip, Danielle M., Heupel, Michelle R., and Simpfendorfer, Colin A. (2010) Sharks in nearshore environments: models, importance, and consequences. Marine Ecology Progress Series, 402. pp. 1-11.
Heupel, Michelle R., Simpfendorfer, Colin A., and Fitzpatrick, Richard (2010) Large–scale movement and reef fidelity of grey reef sharks. PLoS ONE, 5 (3). e9650. pp. 1-5.
Cortés, Enric, Arocha, Freddy, Beerkircher, Lawrence, Carvalho, Felipe, Domingo, Andrés, Heupel, Michelle, Holtzhausen, Hannes, Santos, Miguel N., Ribera, Marta, and Simpfendorfer, Colin (2010) Ecological risk assessment of pelagic sharks caught in Atlantic pelagic longline fisheries. Aquatic Living Resources, 23 (1). pp. 25-34.
Heupel, Michelle R., Williams, Ashley J., Welch, David J., Davies, Campbell R., Penny, Ann, Kritzer, Jacob P., Marriott, Ross J., and Mapstone, Bruce D. (2010) Demographic characteristics of exploited tropical lutjanids: a comparative analysis. Fishery Bulletin, 108 (4). pp. 420-432.
Heupel, Michelle R., Williams, Ashley, Welch, David J., Davies, Campbell R., Adams, Samantha, Carlos, Gary, and Mapstone, Bruce D. (2010) Demography of a large exploited grouper, Plectropomus laevis: implications for fisheries management. Marine and Freshwater Research, 61 (2). pp. 184-195.
Heupel, Michelle R., Yeiser, Beau G., Collins, Angela B., Ortega, Lori, and Simpfendorfer, Colin A. (2010) Long-term presence and movement patterns of juvenile bull sharks, Carcharhinus leucas, in an estuarine river system. Marine and Freshwater Research, 61 (1). pp. 1-10.
Huveneers, C., Harcourt, R., Boomer, A., Hobday, A., Pederson, H., Semens, J., Stieglitz, T., Vallee, R., Webber, D., Heupel, M., Simpfendorfer, C., and Peddemors, V. (2009) The influence of environmental parameters (meteorological and oceanographic) on the performance of acoustic receivers. In: Papers from 2nd AATAMS Workshop. From: 2nd AATAMS Workshop, 2-4 November 2009, Mosman, NSW, Australia.
Ortega, Lori A., Heupel, Michelle, Van Beynen, Philip, and Motta, Philip J. (2009) Movement patterns and water quality preferences of juvenile bull sharks (Carcharhinus leucas) in a Florida estuary. Environmental Biology of Fishes, 84 (4). pp. 361-373.
Ubeda, Armando J., Simpfendorfer, C.A., and Heupel, M.R. (2009) Movement of bonnetheads, Sphyrna tiburo, as a response to salinity change in a Florida estuary. Environmental Biology of Fishes, 84 (3). pp. 292-303.
Heupel, M.R., Williams, A.J., Welch, D.J., Ballagh, A., Mapstone, B.D., Carlos, G., Davies, C., and Simpfendorfer, C.A. (2009) Effects of fishing on tropical reef associated shark populations on the Great Barrier Reef. Fisheries Research, 95 (2). pp. 350-361.
Collins, Angela B., Heupel, Michelle R., and Simpfendorfer, Colin A. (2008) Spatial distribution and long-term movement patterns of cownose rays Rhinoptera bonasus within an estuarine river. Estuaries and Coasts, 31 (6). pp. 1174-1183.
Carlson, John K., Heupel, Michelle R., Bethea, Dana M., and Hollensead, Lisa D. (2008) Coastal habitat use and residency of juvenile Atlantic sharpnose sharks (Rhizoprionodon terraenovae). Estuaries and Coasts, 31 (5). pp. 931-940.
Heupel, Michelle R., Reiss, Katie. L., Yeiser, Beau G., and Simpfendorfer, Colin A. (2008) Effects of biofouling on performance of moored data logging acoustic receivers. Limnology and Oceanography: Methods, 6. pp. 327-335.
Yeiser, B.G., Heupel, M.R., and Simpfendorfer, C.A. (2008) Occurrence, home range and movement patterns of juvenile bull (Carcharhinus leucas) and lemon (Negaprion brevirostris) sharks within a Florida estuary. Marine and Freshwater Research, 59 (6). pp. 489-501.
Simpfendorfer, Colin Ashley, Heupel, Michelle RaNae, and Collins, Angela B. (2008) Variation in the performance of acoustic receivers and its implication for positioning algorithms in a riverine setting. Canadian Journal of Fisheries and Aquatic Sciences, 65 (3). pp. 482-492.
Heupel, M.R., Williams, A.J., Welch, D.J., Mapstone, B.D., Ballagh, A., and Simpfendorfer, C.A. (2008) Compilation of information on the interaction of reef sharks with the reef line fishery in the Great Barrier Reef Marine Park: final report to the Great Barrier Reef Marine Park Authority. Report. Great Barrier Reef Marine Park Authority, Townsville, QLD, Australia.
Heupel, Michelle R., and Simpfendorfer, Colin A. (2008) Movement and distribution of young bull sharks Carcharhinus leucas in a variable estuarine environment. Aquatic Biology, 1. pp. 277-289.
Heupel, Michelle (2007) Exiting Terra Ceia Bay: examination of cues stimulating migration from a summer nursery area. In: McCandless, Camilla T., Kohler, Nancy E., and Pratt Jr., Harold L., (eds.) Shark Nursery Grounds of the Gulf of Mexico and the East Coast Waters of the United States. American Fisheries Society, Bethesda MD, pp. 265-280.
Collins, A.B., Heupel, M.R., and Motta, P.J. (2007) Residence and movement patterns of cownose rays Rhinoptera bonasus within a south-west Florida estuary. Journal of Fish Biology, 71 (4). pp. 1159-1178.
Heupel, M.R., and Bennett, M.B. (2007) Estimating abundance of reef-dwelling sharks: a case study of the epaulette Shark, Hemiscyllium ocellatum (Elasmobranchii: Hemiscyllidae). Pacific Science, 61 (3). pp. 383-394.
Heupel, Michelle R., Carlson, John K., and Simpfendorfer, Colin A. (2007) Shark nursery areas: concepts, definition, characterization and assumptions. Marine Ecology Progress Series, 337. pp. 287-297.
Collins, A.B., Heupel, M.R., Hueter, R.E., and Motta, P.J. (2007) Hard prey specialists or opportunistic generalists? An examination of the diet of the cownose ray, Rhinoptera bonasus. Marine and Freshwater Research, 58 (1). pp. 135-144.
Heupel, M.R., Semmens, J.M., and Hobday, A.J. (2006) Automated acoustic tracking of aquatic animals: scales, design and deployment of listening station arrays. Marine and Freshwater Research, 57. pp. 1-13.
Heupel, Michelle R., Simpfendorfer, Colin A., Collins, Angela B., and Tyminski, John P. (2006) Residency and movement patterns of bonnethead sharks, Sphyrna tiburo, in a large Florida estuary. Environmental Biology of Fishes, 76. pp. 47-67.
Keeney, D.B., Heupel, M.R., Hueter, R.E., and Heist, E.J. (2005) Microsatellite and mitochondrial DNA analyses of the genetic structure of blacktip shark (Carcharhinus limbatus) nurseries in the northwestern Atlantic, Gulf of Mexico and Caribbean Sea. Molecular Ecology, 14 (7). pp. 1911-1923.
Simpfendorfer, Colin A., Freitas, Garin G., Wiley, Tonya R., and Heupel, Michelle R. (2005) Distribution and habitat partitioning of immature bull sharks (Carcharhinus leucas) in a southwest Florida estuary. Estuaries, 28 (1). pp. 76-83.
Heupel, M. R., and Simpfendorfer, C. A. (2005) Quantitative analysis of aggregation behaviour in juvenile blacktip sharks. Marine Biology, 147 (5). pp. 1239-1249.
Heupel, M.R., and Simpfendorfer, C.A. (2005) Using acoustic monitoring to evaluate MPAs for shark nursery areas: the importance of long-term data. Marine Technology Society Journal, 39 (1). pp. 10-18.
Heupel, Michelle R., Simpfendorfer, Colin A., and Hueter, Robert E. (2004) Estimation of shark home ranges using passive monitoring techniques. Environmental Biology of Fishes, 71 (2). pp. 135-142.
Hueter, R.E., Heupel, M.R., Heist, E.J., and Keeney, D.B. (2004) The implications of philopatry in sharks for the management of shark fisheries. Journal of Northwest Atlantic Fishery Science , 35. pp. 239-247.
Keeney, D.B., Heupel, M.R., Hueter, R.E., and Heist, E.J. (2003) Genetic evidence of stock structure among blacktip shark, Carcharhinus limbatus, continental nurseries along the U.S. Atlantic and Gulf of Mexico. Marine Biology, 143 (6). pp. 1039-1046.
Heupel, M.R., Simpfendorfer, C.A., and Hueter, R.E. (2003) Running before the storm: blacktip sharks respond to falling barometric pressure associated with Tropical Storm Gabrielle. Journal of Fish Biology, 63 (5). pp. 1357-1363.
Heupel, M.R., and Hueter, R.E. (2002) Importance of prey density in relation to the movement patterns of juvenile blacktip sharks (Carcharhinus limbatus) within a coastal nursery area. Marine and Freshwater Research, 53 (2). pp. 543-550.