> Department of Ecology
Weddell
Seal Population Dynamics
in
Erebus Bay, Antarctica
Interactions
of Environmental Variability, Life History Traits,
and Demography in an Apex Antarctic Predator
Publications
by our research team
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Rotella,
Jay J., William A. Link, James D. Nichols, Gillian L. Hadley,
Robert A. Garrott, and Kelly M. Proffitt. 2009.
An evaluation of
density-dependent and -independent influences on population growth
rates in Weddell seals. Ecology 90:975-984.
Proffitt,
K.M., R.A. Garrott, and J.J. Rotella.
2008.
Variation in offspring sex ratio among individual Weddell seal females
of different quality. Behavioral Ecology and Sociobiology
62:1679-1687.
Proffitt,
K.M., R.A. Garrott, and J.J. Rotella. 2008.
Long-term evaluation of body mass at weaning and post-weaning survival
rates of Weddell seals in Erebus Bay, Antarctica. Marine Mammal Science
24:677-689.
Rotella,
J.J. 2008. Estimating reproductive costs with multi-state
mark
recapture models, multiple observable states, and temporary emigration.
In: Thompson, D.
L., E.G. Cooch, and M.J. Conroy. Editors. Modeling
demographic processes in marked populations. Monograph Series in
Environmental and Ecological Statistics,
Vol. 3. Springer.
Hadley,
G.L., J.J. Rotella, and R.A. Garrott. 2008. Spatial
variation in age-specific probabilities of first reproduction for
Weddell seals. Oikos 117:1165-1174.
Proffitt,
K.M., R.A. Garrott, J.J. Rotella, and S. Lele. 2008. Using form
analysis techniques to improve photogrammetric mass-estimation methods.
Marine Mammal Science 24:147-158.
Siniff,
D.B., R. A. Garrott, J.J. Rotella, W.R. Fraser, and D.G. Ainley.
2008. Projecting the effects of environmental change on
Antarctic seals. Antarctic Science 20:425-435.
Proffitt,
K.M., R.A. Garrott, J.J. Rotella, and K.E. Wheatley. 2007.
Environmental and senescent related variations in Weddell seal body
mass: implications for age-specific reproductive performance.
Oikos 116:1683-1690.
Hadley,
G.L., J.J. Rotella, and R.A. Garrott. 2007.
Evaluation of reproductive costs for Weddell
Seals in Erebus Bay, Antarctica. Journal of Animal Ecology
76:448-458.
Proffitt,
K. M., R. A. Garrott, J. J. Rotella, D. B. Siniff, and J. W.
Testa. 2007. Exploring
linkages between abiotic oceanographic processes and a top-trophic
predator in an Antarctic ecosystem. Ecosystems 10:119-126.
Hadley,
G.L., J.J. Rotella, and R.A. Garrott. 2007.
Influence of maternal characteristics and oceanographic
conditions on survival and recruitment probabilities of Weddell seals.
Oikos 116:601-613.
Proffitt,
K. M., R. A. Garrott, J. J. Rotella, and J. Banfield. 2007.
The importance of considering prediction variance in analyses using
photogrammetric mass estimates. Marine Mammal Science
23:65-76.
Cameron,
M.F., D.B. Siniff, K.M. Proffitt, and R.A. Garrott. 2007. Site
fidelity of Weddell seals: the effects of sex and age. Antarctic
Science 19:149–155.
Hadley,
G.L., J.J. Rotella, R.A. Garrott, and J.D. Nichols. 2006.
Variation In Age At First Reproduction Of Weddell Seals in Erebus
Bay, Antarctica. Journal of Animal Ecology 75:1058-1070.
Ireland,
D., R. A. Garrott, J. J. Rotella, and J. Banfield.
2006. Development
and application of a mass-estimation method for Weddell
seals. Marine Mammal Science 22:361-378.
Rotella, J.J., and J.E. Hines.
2005. Effects
of tag loss on direct estimates of population growth rate.
Ecology 86:821-827.
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