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Semmens, Brice

Assistant Professor

Degrees:

• B.S., Texas A&M University
• M.S., UCSB, Donald Bren School of Environmental Science and Management
• Ph.D., University of Washington

Research Interests:

• Quantitative ecology, stable isotope analysis, stock assessment, marine ecology, conservation biology, coral reef ecology, fisheries management

Courses Recently Taught:

• SIO 279: Sp Top/Biological Oceanography
• SIO 296: Special Topics/Marine Biology
• SIO296: Special Topics/Marine Biology

Honors and Awards:

• National Research Council, National Academy of Sciences, Post-doctoral Research Fellowship, 2007-2010
• EPA Science to Achieve Results (STAR) Fellowship Program, Graduate Fellowship, 2002-2006
• Donald Bren School of Environmental Science and Management, Bren Fellowship, 1996
• Texas A&M University, Barnes & Noble Academic Excellence Scholarship,1995

Selected Publications:

Ward, E.J. *, B.X. Semmens*, D.L. Phillips, and J.W. Moore. 2011. A quantitative approach to combine sources in stable isotope mixing models. Ecosphere. 2(2): 19. * Equal authorship

Francis, T., D.E. Schindler, G. Holtgrieve, E. Larson, M.D. Scheuerell, B.X. Semmens, E.J. Ward. 2011. Habitat structure determines resource use by zooplankton in temperate lakes. Ecology Letters. Early View Online. DOI: 10.1111/j.1461-0248.2011.01597.x

Ward, E.J. , B.X. Semmens, E.E. Holmes, K. Balcomb, and J. Ford. 2010. Identifying links between population groupings and demography in at-risk species with multiple levels of social structure. Conservation Biology. Early View Online. (ISSN) 1523-1739.

Ward, E.J., B.X. Semmens, and D.E. Schindler. 2010. Including source uncertainty and prior information in the analysis of stable isotope mixing models. Environmental Science & Technology. 44(12): 4645-4650.

Semmens, B.X., P.J. Auster, M.J. Paddack. 2010. Using ecological null models to assess the potential for Marine Protected Area networks to protect biodiversity. PLoS ONE. 5(1): e8895. doi:10.1371/journal.pone.0008895

Semmens, B.X.*, E.J. Ward*, J.W. Moore, and CT. Darimont. 2009. Quantifying inter- and intra-population niche variability using hierarchical Bayesian stable isotope mixing models. PLoS ONE. 4(7): e6187. doi:10.1371/journal.pone.0006187 * Equal authorship

Semmens, B. X., J. W. Moore, and E. J. Ward. 2009. Improving Bayesian isotope mixing models: a response to Jackson et al. (2009). Ecology Letters. 12:E6-E8.

Semmens, B.X. 2008. Acoustically derived fine-scale behaviors of juvenile Chinook salmon (Oncorhynchus tshawytscha) associated with intertidal benthic habitats in an estuary. CJFAS. 9:1 2053-2062.

Moore, J.W.* and B.X. Semmens*. 2008. Incorporating uncertainty and prior information into stable isotope mixing models. Ecology Letters. 11:5 470–480. * Equal authorship

Semmens, B.X., K.E. Luke, P.G. Bush, C.M.R. McCoy, and B.C. Johnson. 2006. Isopod infestation of post-spawning Nassau grouper around Little Cayman Island. Journal of Fish Biology. 69: 933-937.

Auster, P.J., B.X. Semmens, and K. Barber. 2005. Pattern in the co-occurrence of fishes inhabiting the coral reefs of Bonaire, Netherlands Antilles. Environmental Biology of Fishes. 74:2 187-194.

Semmens, B.X., J. Drew, and D. Brumbaugh. 2005. Interpreting space use and behavior of blue tang (Acanthurus coeruleus) in the context of habitat, density, and intra-specific interactions. Environmental Biology of Fishes. 74:1 99-107.

Semmens, B.X., E. Buhle, A.K. Salomon, and C.V. Pattengill-Semmens. 2004. A hotspot of non-native marine fishes: evidence for the aquarium trade as an invasion pathway. Marine Ecology Progress Series. 266: 239-244.

Whaylen, L., C.V. Pattengill-Semmens, B.X. Semmens, P.G. Bush, and M.R. Boardman. 2004. Observations of a Nassau grouper (Epinephelus striatus) spawning aggregation site in Little Cayman, including multi-species spawning information. Environmental Biology of Fishes. 70: 3 305-313.

Holmes, E. and B.X. Semmens. 2004. Viability analysis for endangered metapopulations: a diffusion approximation approach. In: Hanski, I., and O. Gaggiotti. (eds.). Ecology, Genetics and Evolution of Metapopulations. 2004. Academic Press.

Semmens, B.X., J.L. Ruesink., and C.V. Pattengill-Semmens, 2003. Estimating multi-species trends in reef fishes from a large volunteer generated data set: A new tool for management. 9th International Coral Reef Symposium Proceedings. 2: 1071-1078.

Pattengill-Semmens, C.V. and B.X. Semmens. 2003. Conservation and management applications of the REEF volunteer fish monitoring program. Environmental Monitoring and Assessment Journal. 81: 43-50.

Salomon, A.K., J.L. Ruesink, B.X. Semmens and R.T. Paine. 2001. Incorporating human and ecological communities in marine conservation: an alternative to Zacharias and Roff. Conservation Biology. 15: 1452-1455.

Baird, B.E., M. Miller-Henson, and B.X. Semmens. 1999. California marine managed areas: an analysis of existing classifications and options for the future. 50th California Cooperative Oceanic Fisheries Investigations (CalCOFI) Proceedings. 40: 67-70.

Pattengill-Semmens, C.V. and B.X. Semmens. 1998. An analysis of fish survey data generated by non-expert volunteers in the Flower Garden Banks National Marine Sanctuary. Journal of Gulf of Mexico Science. 2: 196-207.