Explore this multi-disciplinary archive including peer-reviewed research, books, news articles, conference proceedings and more! (Note: This archive is under construction, more coming soon!)
By Category:
Recent Publications (2020-2021)
2021
Kone DV, Tinker MT, Torres LG (2021) Informing sea otter reintroduction through habitat and human interaction assessment. Endang Species Res 44:159-176.
Smith, J. G., Tomoleoni, J., Staedler, M., Lyon, S., Fujii, J., & Tinker, M. T. (2021). Behavioral responses across a mosaic of ecosystem states restructure a sea otter–urchin trophic cascade. Proceedings of the National Academy of Sciences, 118(11).
Tanaka, K.R., Van Houtan, K.S., Mailander, E. et al. North Pacific warming shifts the juvenile range of a marine apex predator. Sci Rep 11, 3373 (2021). https://doi.org/10.1038/s41598-021-82424-9
2020
Boustany, A. M., Hernandez, D. A., Miller, E. A., Fujii, J. A., Nicholson, T. E., Tomoleoni, J. A., & Van Houtan, K. S. (2020). Examining the potential conflict between sea otter recovery and Dungeness crab fisheries in California. Biological Conservation, 253, 108830.
Burt, J. M., Wilson, Ḵ. I. B. J., Malchoff, T., Mack, W. T. K. A., Davidson, S. H. A., & Salomon, A. K. (2020). Enabling coexistence: Navigating predator‐induced regime shifts in human‐ocean systems. People and Nature.
Costa, M., Le Baron, N., Tenhunen, K., Nephin, J., Willis, P., Mortimor, J. P., … & Rubidge, E. (2020). Historical distribution of kelp forests on the coast of British Columbia: 1858–1956. Applied Geography, 120, 102230.
Estes, J. A., & Carswell, L. P. (2020). Costs and benefits of living with predators. Science, 368(6496), 1178-1180.
Gregr, E. J., Christensen, V., Nichol, L., Martone, R. G., Markel, R. W., Watson, J. C., & Chan, K. M. (2020). Cascading social-ecological costs and benefits triggered by a recovering keystone predator. Science, 368(6496), 1243-1247.
Moss, M. L. (2020). Did Tlingit Ancestors Eat Sea Otters? Addressing Intellectual Property and Cultural Heritage through Zooarchaeology. American Antiquity, 85(2), 202-221.
Nicholson, T. E., Mayer, K. A., Staedler, M. M., Gagné, T. O., Murray, M. J., Young, M. A., … & Van Houtan, K. S. (2020). Robust age estimation of southern sea otters from multiple morphometrics. Ecology and Evolution, 10(16), 8592-8609.
Rasher, Douglas B., et al. “Keystone predators govern the pathway and pace of climate impacts in a subarctic marine ecosystem.” Science 369.6509 (2020): 1351-1354.
Wellman, H. P., Austin, R. M., Dagtas, N. D., Moss, M. L., Rick, T. C., & Hofman, C. A. (2020). Archaeological mitogenomes illuminate the historical ecology of sea otters (Enhydra lutris) and the viability of reintroduction. Proceedings of the Royal Society B, 287(1940), 20202343.
Climate Change/Ocean Warming (Sea Otters)
Tanaka, K.R., Van Houtan, K.S., Mailander, E. et al. North Pacific warming shifts the juvenile range of a marine apex predator. Sci Rep 11, 3373 (2021). https://doi.org/10.1038/s41598-021-82424-9
Sea Otter Anatomy & Physiology
Nicholson, T. E., Mayer, K. A., Staedler, M. M., Gagné, T. O., Murray, M. J., Young, M. A., … & Van Houtan, K. S. (2020). Robust age estimation of southern sea otters from multiple morphometrics. Ecology and Evolution, 10(16), 8592-8609.
Chai, H., Lee, J. J. W., Constantino, P. J., Lucas, P. W., & Lawn, B. R. (2009). Remarkable resilience of teeth. Proceedings of the National Academy of Sciences, 106(18), 7289-7293.
Costa, D. P., & Kooyman, G. L. (1982). Oxygen consumption, thermoregulation, and the effect of fur oiling and washing on the sea otter, Enhydra lutris. Canadian Journal of Zoology, 60(11), 2761-2767.
Morrison, P., Rosenmann, M., & Estes, J. A. (1974). Metabolism and thermoregulation in the sea otter. Physiological zoology, 47(4), 218-229.
Sea Otter Ecology
Smith, J. G., Tomoleoni, J., Staedler, M., Lyon, S., Fujii, J., & Tinker, M. T. (2021). Behavioral responses across a mosaic of ecosystem states restructure a sea otter–urchin trophic cascade. Proceedings of the National Academy of Sciences, 118(11).
Erlandson, J. M., Rick, T. C., Estes, J. A., Graham, M. H., Braje, T. J., & Vellanoweth, R. L. (2005). Sea otters, shellfish, and humans: 10,000 years of ecological interaction on San Miguel Island, California. In Proceedings of the sixth California Islands symposium (pp. 58-69). Arcata, California: Institute for Wildlife Studies.
Estes, J. A., Riedman, M. L., Staedler, M. M., Tinker, M. T., & Lyon, B. E. (2003). Individual variation in prey selection by sea otters: patterns, causes and implications. Journal of Animal Ecology, 72(1), 144-155.
Estes, J. A., Tinker, M. T., Williams, T. M., & Doak, D. F. (1998). Killer whale predation on sea otters linking oceanic and nearshore ecosystems. science, 282(5388), 473-476.
Estes, J. A., & Duggins, D. O. (1995). Sea otters and kelp forests in Alaska: generality and variation in a community ecological paradigm. Ecological Monographs, 65(1), 75-100.
Estes, J. A., & Palmisano, J. F. (1974). Sea otters: their role in structuring nearshore communities. Science, 185(4156), 1058-1060.
Fujii, J. A., Ralls, K., & Tinker, M. T. (2015). Ecological drivers of variation in tool-use frequency across sea otter populations. Behavioral Ecology, 26(2), 519-526.
Johnson, C. K., Tinker, M. T., Estes, J. A., Conrad, P. A., Staedler, M., Miller, M. A., … & Mazet, J. A. (2009). Prey choice and habitat use drive sea otter pathogen exposure in a resource-limited coastal system. Proceedings of the National Academy of Sciences, 106(7), 2242-2247.
Monson, D. H., Estes, J. A., Bodkin, J. L., & Siniff, D. B. (2000). Life history plasticity and population regulation in sea otters. Oikos, 90(3), 457-468.
Riedman, M. L., & Estes, J. A. (1988). A review of the history, distribution and foraging ecology of sea otters. In The community ecology of sea otters (pp. 4-21). Springer, Berlin, Heidelberg.
Simenstad, C. A., Estes, J. A., & Kenyon, K. W. (1978). Aleuts, sea otters, and alternate stable-state communities. Science, 200(4340), 403-411.
Tinker, M. T., Bentall, G., & Estes, J. A. (2008). Food limitation leads to behavioral diversification and dietary specialization in sea otters. Proceedings of the national Academy of Sciences, 105(2), 560-565.
Sea Otter Population Dynamics and Social Factors
Kone DV, Tinker MT, Torres LG (2021) Informing sea otter reintroduction through habitat and human interaction assessment. Endang Species Res 44:159-176.
Boustany, A. M., Hernandez, D. A., Miller, E. A., Fujii, J. A., Nicholson, T. E., Tomoleoni, J. A., & Van Houtan, K. S. (2020). Examining the potential conflict between sea otter recovery and Dungeness crab fisheries in California. Biological Conservation, 253, 108830.
Gregr, E. J., Christensen, V., Nichol, L., Martone, R. G., Markel, R. W., Watson, J. C., & Chan, K. M. (2020). Cascading social-ecological costs and benefits triggered by a recovering keystone predator. Science, 368(6496), 1243-1247.
Burt, J. M., Wilson, Ḵ. I. B. J., Malchoff, T., Mack, W. T. K. A., Davidson, S. H. A., & Salomon, A. K. (2020). Enabling coexistence: Navigating predator‐induced regime shifts in human‐ocean systems. People and Nature.
Estes, J. A., & Carswell, L. P. (2020). Costs and benefits of living with predators. Science, 368(6496), 1178-1180.
Wellman, H. P., Austin, R. M., Dagtas, N. D., Moss, M. L., Rick, T. C., & Hofman, C. A. (2020). Archaeological mitogenomes illuminate the historical ecology of sea otters (Enhydra lutris) and the viability of reintroduction. Proceedings of the Royal Society B, 287(1940), 20202343.
Tinker, M. T., Gill, V. A., Esslinger, G. G., Bodkin, J., Monk, M., Mangel, M., … & Kissling, M. L. (2019). Trends and carrying capacity of sea otters in Southeast Alaska. The Journal of Wildlife Management, 83(5), 1073-1089
Bodkin, J. L., Esslinger, G. G., & Monson, D. H. (2004). Foraging depths of sea otters and implications to coastal marine communities. Marine Mammal Science, 20(2), 305-321.
Bodkin, J. L., Ballachey, B. E., Cronin, M. A., & Scribner, K. T. (1999). Population demographics and genetic diversity in remnant and translocated populations of sea otters. Conservation Biology, 13(6), 1378-1385.
Chadès, I., Curtis, J. M., & Martin, T. G. (2012). Setting realistic recovery targets for two interacting endangered species, sea otter and northern abalone. Conservation Biology, 26(6), 1016-1025.
Doroff, A. M., Estes, J. A., Tinker, M. T., Burn, D. M., & Evans, T. J. (2003). Sea otter population declines in the Aleutian archipelago. Journal of Mammalogy, 84(1), 55-64.
Estes, J., Hatfield, B. B., Ralls, K., & Ames, J. (2003). Causes of mortality in California sea otters during periods of population growth and decline. Marine Mammal Science, 19(1), 198-216.
Estes, J. A., Doak, D. F., Bodkin, J. R., Jameson, R. J., Monson, D., Watt, J., & Tinker, M. T. (1996). Comparative demography of sea otter populations. Endangered Species Update, 13(12), 11-13.
Estes, J. A. (1991). Catastrophes and conservation: lessons from sea otters and the Exxon Valdez. IUCN Otter Specialist Group Bulletin, 2.
Estes, J. A. (1990). Growth and equilibrium in sea otter populations. The Journal of Animal Ecology, 385-401.
Larson, S., Jameson, R., Etnier, M., Jones, T., & Hall, R. (2012). Genetic diversity and population parameters of sea otters, Enhydra lutris, before fur trade extirpation from 1741–1911. PLoS One, 7(3).
Johnson, C. K., Tinker, M. T., Estes, J. A., Conrad, P. A., Staedler, M., Miller, M. A., … & Mazet, J. A. (2009). Prey choice and habitat use drive sea otter pathogen exposure in a resource-limited coastal system. Proceedings of the National Academy of Sciences, 106(7), 2242-2247.
Larson, S., Jameson, R., Bodkin, J., Staedler, M., & Bentzen, P. (2002). Microsatellite DNA and mitochondrial DNA variation in remnant and translocated sea otter (Enhydra lutris) populations. Journal of Mammalogy, 83(3), 893-906.
Tinker, M. T., Doak, D. F., & Estes, J. A. (2008). Using demography and movement behavior to predict range expansion of the southern sea otter. Ecological Applications, 18(7), 1781-1794.
The Kelp Ecosystem
Costa, M., Le Baron, N., Tenhunen, K., Nephin, J., Willis, P., Mortimor, J. P., … & Rubidge, E. (2020). Historical distribution of kelp forests on the coast of British Columbia: 1858–1956. Applied Geography, 120, 102230.
Rasher, Douglas B., et al. “Keystone predators govern the pathway and pace of climate impacts in a subarctic marine ecosystem.” Science 369.6509 (2020): 1351-1354.
Dayton, P. K., Tegner, M. J., Edwards, P. B., & Riser, K. L. (1998). Sliding baselines, ghosts, and reduced expectations in kelp forest communities. Ecological Applications, 8(2), 309-322.
Filbee-Dexter, K., & Scheibling, R. E. (2014). Sea urchin barrens as alternative stable states of collapsed kelp ecosystems. Marine ecology progress series, 495, 1-25.
Hamilton, S. L., & Caselle, J. E. (2015). Exploitation and recovery of a sea urchin predator has implications for the resilience of southern California kelp forests. Proceedings of the Royal Society B: Biological Sciences, 282(1799), 20141817.
Hamilton, S. L., Newsome, S. D., & Caselle, J. E. (2014). Dietary niche expansion of a kelp forest predator recovering from intense commercial exploitation. Ecology, 95(1), 164-172.
Pearse, J. S., & Hines, A. H. (1979). Expansion of a central California kelp forest following the mass mortality of sea urchins. Marine Biology, 51(1), 83-91.
Steneck, R. S., Graham, M. H., Bourque, B. J., Corbett, D., Erlandson, J. M., Estes, J. A., & Tegner, M. J. (2002). Kelp forest ecosystems: biodiversity, stability, resilience and future. Environmental conservation, 29(4), 436-459.
Tegner, M. J., & Dayton, P. K. (1991). Sea urchins, El Ninos, and the long term stability of Southern California kelp forest communities. Marine ecology progress series. Oldendorf, 77(1), 49-63.
Tegner, M. J., & Dayton, P. K. (1981). Population structure, recruitment and mortality of two sea urchins (Strongylocentrotus franciscanus and S. purpuratus) in a kelp forest. Mar Ecol Prog Ser, 5(255), 68.
Oregon Sea Otters in Anthropology and Pre-History
Moss, M. L. (2020). Did Tlingit Ancestors Eat Sea Otters? Addressing Intellectual Property and Cultural Heritage through Zooarchaeology. American Antiquity, 85(2), 202-221.
Braje, T. J., & Rick, T. C. (Eds.). (2011). Human impacts on seals, sea lions, and sea otters: integrating archaeology and ecology in the Northeast Pacific. Univ of California Press.
Erlandson, J. M., Braje, T. J., Gill, K. M., & Graham, M. H. (2015). Ecology of the kelp highway: did marine resources facilitate human dispersal from Northeast Asia to the Americas?. The Journal of Island and Coastal Archaeology, 10(3), 392-411.
Erlandson, J. M., Graham, M. H., Bourque, B. J., Corbett, D., Estes, J. A., & Steneck, R. S. (2007). The kelp highway hypothesis: marine ecology, the coastal migration theory, and the peopling of the Americas. The Journal of Island and Coastal Archaeology, 2(2), 161-174.
Hall, R. L., Ebert, T. A., Gilden, J. S., Hatch, D. R., Mrakovcich, K. L., & Smith, C. L. (2012). Ecological baselines for Oregon’s coast: a report for agencies that manage Oregon’s coastal habitats for ecological and economic sustainability, and for all who are interested in the welfare of wildlife that inhabit our coast and its estuaries.
Hall, R. L. (2009). Background resources and references for “The Oregon Coast before the arrival of Europeans”.
Larson, S., Jameson, R., Etnier, M., Jones, T., & Hall, R. (2012). Genetic diversity and population parameters of sea otters, Enhydra lutris, before fur trade extirpation from 1741–1911. PLoS One, 7(3).
Lee Lyman, R. (1988). Zoogeography of Oregon coast marine mammals: The last 3,000 years. Marine Mammal Science, 4(3), 247-264.
Szpak, P., Orchard, T. J., McKechnie, I., & Gröcke, D. R. (2012). Historical ecology of late Holocene sea otters (Enhydra lutris) from northern British Columbia: isotopic and zooarchaeological perspectives. Journal of Archaeological Science, 39(5), 1553-1571.
Valentine, K., Duffield, D. A., Patrick, L. E., Hatch, D. R., Butler, V. L., Hall, R. L., & Lehman, N. (2008). Ancient DNA reveals genotypic relationships among Oregon populations of the sea otter (Enhydra lutris). Conservation Genetics, 9(4), 933-938.
Books
Braje, T. J., & Rick, T. C. (Eds.). (2011). Human impacts on seals, sea lions, and sea otters: integrating archaeology and ecology in the Northeast Pacific. Univ of California Press.
Larson, S. E., Bodkin, J. L., & VanBlaricom, G. R. (Eds.). (2014). Sea otter conservation. Academic Press.
Kenyon, K. W. (1969). The sea otter in the eastern Pacific Ocean (No. 68). US Bureau of Sport Fisheries and Wildlife.
Terborgh, J., & Estes, J. A. (Eds.). (2013). Trophic cascades: predators, prey, and the changing dynamics of nature. Island Press.
Elakha Conference Proceedings
2020 Sea Otter Virtual Science Symposium
Keynote Address from Dr. Jim Estes https://www.youtube.com/watch?v=dNv8wWuvooM&t=413s
01 Scott Groth Sea Urchin Biology & Management in Oregon https://www.youtube.com/watch?v=r3UcHQPESMw&t=4s
02 Sara Hamilton Conservation Status of Pycnopodia https://www.youtube.com/watch?v=h_vw6lMeins&t=4s
03 Josh Smith Patchiness in Kelp & Urchin Barrens https://www.youtube.com/watch?v=u0C5q3hH-_A&t=11s
04 Brent Hughes Effects of Sea Otters Recolonizing Estuaries https://www.youtube.com/watch?v=TiNwM2VP0wk&t=10s
05 Considerations for Recolonization of Sea Otters in Oregon https://www.youtube.com/watch?v=G2d-gY9Lf2w&t=42s
2018 Oregon Sea Otter Status of Knowledge Symposium
01 Ann Salomon/Barbara Wilson Sea Otters as a Keyston Specie https://youtu.be/3-PoobUS7nA
02 Lilian Carswell California Population Status and and Conservation Issues https://youtu.be/-l70hvmhEsI
03 Deanna Lynch Washington Populations Status and Conservation Issues https://youtu.be/DaHFcjeVkSQ
04 Jim Bodkin British Columbia Population Status and Conservation Issues https://youtu.be/3RCn89n4u7Y
05 Jim Bodkin Alaska Population Status and Conservation Issues https://youtu.be/CTy2x-2LRyk
06 Shawn Larson Current Understanding of Sea Otter Genetics https://youtu.be/h6vaSSrQNvU
07 Bobbi Hall Sea Otters in Oregon, Archeological Evidence https://youtu.be/Dz9mH40tR74
08 Hannah Wellman Oregon Coast as Transitional Zone for Sea Otters (subspecies grandient) https://youtu.be/MfKGM4whfXk
09 Sarah Hamilton Kelp Habitat on the Oregon Coast https://youtu.be/8Tr74fyVfNc
10 Dominique Kone Revisiting the Oregon Translocations of 1970-71 https://youtu.be/EFyLbB_nBeU
11 Jim Bodkin Lessons Learned about Sea Otter Translocation