Baylor University
Department of Biology
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Baylor > Biology > Faculty Directory > Stephen J. Trumble
Stephen J. Trumble


Associate Professor of Biology

One Bear Place 97388
Waco, TX 76798
(254) 710-2128 Stephen_Trumble@baylor.edu

The Trumble Laboratory

Whale Earwax Research Donations

Associate Professor of Biology

Education --
University of Alaska Fairbanks 2003 Ph.D. Marine Biology
CSUF-Moss Landing Marine Labs 1995 M.S. Marine Science
Texas State University (SWTSU) 1988 B.S. Marine Biology

Research Interests

  • Skeletal muscle physiology
  • Energetics
  • Diving mammals
  • Physiological ecology
  • Lipid biochemistry
  • Pathophysiology and health indices
  • Digestive processes in carnivores

Peer-Reviewed Publications:

Kanatous S.B., Hawke, T.J., Trumble, S.J., Pearson, L.E., Watson R.R., Garry, D.J., Williams, T.M., and R.W. Davis. 2008. The ontogeny of aerobic and diving capacity in the skeletal muscles of Weddell Seals. Journal of Experimental Biology 211: 2559-2565.

Noren, S.R., Pearson, L, Davis, J., Trumble, S.J. and S.B. Kanatous. 2008. The thermoregulatory characteristics of Weddell seals (Leptonychotes weddelli) during ontogeny. Physiological and Biochemical Zoology.

Castellini, M.A., Trumble, S.J. Mau, T., Yochem, P. and B. Stewart. 2008. Body and blubber measurements of Antarctic pack-ice seals: implications for the control of body condition and blubber regulation. Journal of Comparative Physiology B.

Trumble, S.J., Castellini, M.A., Castellini J.M. and T. Mau. 2006. Dietary and seasonal influences on blood chemistry and hematology in captive harbor seals. Marine Mammal Science, 22(1):104-123.

Trumble, S.J.and M.A. Castellini. 2005. Diet mixing in an aquatic carnivore, the harbour seal. Canadian Journal of Zoology 83:851-859.

Zhao, L. Castellini, M.A., Mau, T and S.J. Trumble. 2004. Trophic interactions of Antarctic seals as determined by stable isotope signatures. Polar Biology 27:368-373.

Burns J.M., Costa D.P., Fedak M., Hindell M.A., Bradshaw C.J.A., Gales N., McDonald G., Trumble S.J., and D. Crocker. 2004. Winter habitat use and foraging behavior of crabeater seals along the Western Antarctic Peninsula. Deep Sea Research II. 51: 2279-2303.

Trumble, S. J., Barboza P.S. and M.A. Castellini. 2003. Digestive constraints on an aquatic carnivore: effects of feeding frequency and prey composition on harbor seals. J. Comp. Phys. B. 173:501-509.

Trumble, S.J. and M.A. Castellini. 2002. Blood chemistry, hematology, and morphology of wild harbor seal pups in Alaska. J. Wildl. Manage. 66(4): 1197-1207.

Burns, J. M. Trumble, S.J., Castellini, M. A. and J. W. Testa. 1998. The diet of Weddell seals in McMurdo Sound, Antarctica as determined from scat collections and stable isotope analysis. Polar Biol. 19:272-282.


Department of Biology