Search Results - "Cameron, Michael F."

Habitat selection and seasonal movements of young bearded seals (Erignathus barbatus) in the Bering Sea by Cameron, Michael F, Frost, Kathryn J, Ver Hoef, Jay M, Breed, Greg A, Whiting, Alex V, Goodwin, John, Boveng, Peter L

“…The first year of life is typically the most critical to a pinniped's survival, especially for Arctic phocids which are weaned at only a few weeks of age and…”
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Estimating multispecies abundance using automated detection systems: ice‐associated seals in the Bering Sea by Conn, Paul B., Ver Hoef, Jay M., McClintock, Brett T., Moreland, Erin E., London, Josh M., Cameron, Michael F., Dahle, Shawn P., Boveng, Peter L., Francis, Charles

“…Summary Automated detection systems employing advanced technology (e.g. infrared imagery, auditory recording systems, pattern recognition software) are…”
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Bridging the gaps in animal movement: hidden behaviors and ecological relationships revealed by integrated data streams by McClintock, Brett T., London, Joshua M., Cameron, Michael F., Boveng, Peter L.

“…Inferences about animal behavior from movement models typically rely solely on location data, but auxiliary biotelemetry and environmental data are powerful…”
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Spring haul-out behavior of seals in the Bering and Chukchi Seas: implications for abundance estimation by London, Josh M, Conn, Paul B, Koslovsky, Stacie M, Richmond, Erin L, Ver Hoef, Jay M, Cameron, Michael F, Crawford, Justin A, Von Duyke, Andrew L, Quakenbush, Lori, Boveng, Peter L

“…Ice-associated seals rely on sea ice for a variety of activities, including pupping, breeding, molting, and resting. In the Arctic, many of these activities…”
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ACCOMMODATING SPECIES IDENTIFICATION ERRORS IN TRANSECT SURVEYS by Conn, Paul, McClintock, Brett T, Cameron, Michael, Johnson, Devin S, Moreland, Erin, Boveng, Peter L

“…Ecologists often use transect surveys to estimate the density and abundance of animal populations. Errors in species classification are often evident in such…”
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Factors affecting stroking patterns and body angle in diving Weddell seals under natural conditions by Sato, Katsufumi, Mitani, Yoko, Cameron, Michael F, Siniff, Donald B, Naito, Yasuhiko

“…Aquatic animals use a variety of strategies to reduce the energetic cost of locomotion. Efficient locomotion is particularly important for breath-holding…”
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Distribution, density, and abundance of pack-ice seals in the Amundsen and Ross Seas, Antarctica by Bengtson, John L., Laake, Jeff L., Boveng, Peter L., Cameron, Michael F., Bradley Hanson, M., Stewart, Brent S.

“…We made three sets of population surveys of the four species of ice-inhabiting phocid pinnipeds in the Ross and Amundsen Seas between 26 December 1999 and 24…”
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Using simulation to evaluate wildlife survey designs: polar bears and seals in the Chukchi Sea by Conn, Paul B., Moreland, Erin E., Regehr, Eric V., Richmond, Erin L., Cameron, Michael F., Boveng, Peter L.

“…Logistically demanding and expensive wildlife surveys should ideally yield defensible estimates. Here, we show how simulation can be used to evaluate…”
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Body condition of phocid seals during a period of rapid environmental change in the Bering Sea and Aleutian Islands, Alaska by Boveng, Peter L., Ziel, Heather L., McClintock, Brett T., Cameron, Michael F.

“…A warming climate has driven rapid physical changes in the Arctic environment, particularly in the Bering Sea. Biological changes are also increasingly evident…”
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Modelling animal movement using the Argos satellite telemetry location error ellipse by McClintock, Brett T., London, Joshua M., Cameron, Michael F., Boveng, Peter L., Gimenez, Olivier

“…Summary The Argos satellite telemetry system is popular for studying the movement and space use of marine animals. The life histories of marine mammals, in…”
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Seasonal sea ice dynamics drive movement and migration of juvenile bearded seals Erignathus barbatus by Breed, Greg A., Cameron, Michael F., Hoef, Jay M. Ver, Boveng, Peter L., Whiting, Alex, Frost, Kathryn J.

“…We analyzed how juvenile bearded seals Erignathus barbatus use and move through sea ice and consider how future ice conditions might affect bearded seal…”
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A method for reconstructing three-dimensional dive profiles of marine mammals using geomagnetic intensity data: results from two lactating Weddell seals by MITANI, Yoko, SATO, Katsufumi, ITO, Shinichiro, CAMERON, Michael F, SINIFF, Donald B, NAITO, Yasuhiko

“…The under-ice behavior of two free-ranging female Weddell seals (Leptonychotes weddellii) was studied using geomagnetic, acceleration and velocity sensors at…”
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Deep foraging dives in relation to the energy depletion of Weddell seal (Leptonychotes weddellii) mothers during lactation by SATO, Katsufumi, MITANI, Yoko, CAMERON, Michael F, SINIFF, Donald B, WATANABE, Yuuki, NAITO, Yasuhiko

“…We examined the behavioral adaptations of Weddell seals (Leptonychotes weddellii) that may help them to compensate for decreasing energy stores during…”
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Seasonal haulout patterns of crabeater seals (Lobodon caminophaga) by BENGTSON, John L, CAMERON, Michael F

“…The haulout patterns of five adult and two juvenile crabeater seals (Lobodon carcinophaga) were documented from February to December 1995 in three areas of the…”
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Provisioning strategies of Antarctic fur seals and chinstrap penguins produce different responses to distribution of common prey and habitat by Ichii, Taro, Bengtson, John L., Boveng, Peter L., Takao, Yoshimi, Jansen, John K., Hiruki-Raring, Lisa M., Cameron, Michael F., Okamura, Hiroshi, Hayashi, Tomonari, Naganobu, Mikio

“…Central-place foragers that must return to a breeding site to deliver food to offspring are faced with trade-offs between prey patch quality and distance from…”
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Dive depths of Weddell seals in relation to vertical prey distribution as estimated by image data by Watanabe, Yuuki, Mitani, Yoko, Sato, Katsufumi, Cameron, Michael F., Naito, Yasuhiko

“…To better understand the foraging behavior of diving animals it is important to monitor aspects of the animal’s environment, including prey distribution, which…”
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3D diving behavior of Weddell seals with respect to prey accessibility and abundance by Mitani, Yoko, Watanabe, Yuuki, Sato, Katsufumi, Cameron, Michael F., Naito, Yasuhiko

“…The foraging behavior of predators is influenced by the distribution of prey at different spatial and temporal scales. In marine environments, aquatic animals…”
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A comparison of prey richness estimates for Weddell seals using diving profiles and image data by Mori, Yoshihisa, Watanabe, Yuuki, Mitani, Yoko, Sato, Katsufumi, Cameron, Michael F., Naito, Yasuhiko

“…Diving animals such as seabirds and marine mammals are top predators foraging under water, and play an important role in the marine ecosystems through foraging…”
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Habitat selection and seasonal movements of young bearded seals by Cameron, Michael F, Frost, Kathryn J, Ver Hoef, Jay M, Breed, Greg A, Whiting, Alex V, Goodwin, John, Boveng, Peter L

“…The first year of life is typically the most critical to a pinniped's survival, especially for Arctic phocids which are weaned at only a few weeks of age and…”
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A spatial hierarchical model for abundance of three ice-associated seal species in the eastern Bering Sea by Ver Hoef, Jay M., Cameron, Michael F., Boveng, Peter L., London, Josh M., Moreland, Erin E.

“…Estimating the abundance of seals inhabiting sea ice is complicated because the areas are large, the ice area and distribution may change rapidly, and it is…”
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