Current Projects

California golden trout

Chinook salmon

Delta smelt

Green sturgeon

Hydromedusae

Independence and Walker Lakes Tui chubs

Kern River rainbow trout

Lake sturgeon

Lion-paw scallop

Little Kern golden trout

Owens pupfish

Paiute cutthroat trout

Redband trout

Sacramento perch

Sacramento splittail

Shasta crayfish

Rainbow trout whirling disease resistance

White sturgeon

Yosemite toad

Alpine lake food webs
Endangered Species Laws

Past Projects

Blue Whale population structure

Elk subspecies

Meredith, E. P., J.A. Rodzen, J. D. Banks, R. Schaefer, H. B. Ernest, T. R. Famula and B. P. May. Microsatellite analysis of three subspecies of Elk (Cervus elaphus) in California.  Journal of Mammalogy 88(3):801-808. (pdf).

Kearney's bluestar

Topinka, J.R., A.J. Donovan, and B. May. Characterization of microsatellite loci in Kearney’s bluestar (Amsonia kearneyana) and cross-amplification in other Amsonia species. Mol. Ecol. Notes. 4:710-712 (pdf).

Klamath basin suckers

Tranah, G.J., J.J. Agresti, and B. May. New microsatellite loci for suckers (Catostomidae): primer homology in Catostomus, Chasmistes, and Deltistes. Mol. Ecol. Notes 1:55-60 (pdf).

Cowhead Lake Tui Chub

Green crab invasions

Ground Squirrels

May, B., T.A. Gavin, P.W. Sherman, and T.M. Korves. Characterization of microsatellite loci in the Northern Idaho ground squirrel, Spermophilus brunneus Mol. Ecol. 6:399-400 (pdf).

Klamath River steelhead

Papa R., J.A. Israel, F. N. Marzan, and B. May. Assessment of genetic variation among reproductive ecotypes of Klamath River steelhead reveals differentiation associated with different run-timings. J. Appl. Icthy. (pdf)

Mekong Delta Giant Catfish

Hogan et al. 2004. Imperiled Giants of the Mekong: Ecologists struggle to understand—and protect—Southeast Asia's large migratory catfish. Am. Sci. 92:228-237.

Hogan, Z. S. and B. May. Twenty-seven new microsatellites for the migratory Asian catfish family Pangasiidae. Mol. Ecol. Notes. 2:38-41 (pdf).

Modoc sucker

Mohave Tui Chub

Leunda, P.M., R. Miranda, J. Madoz, S. Parmenter, Y. Chen, and B. May. Threatened fishes of the world: Siphateles bicolor snyderi (Miller, 1973) (Cyprinidae). Env. Biol. Fish. 73:109-110 (pdf).

Navarro River Steelhead

Owens Tui Chub

Chen, Y., S. Parmenter, and B. May. Introgression between Lahontan and endangered Owens tui chubs, and apparent discovery of a new tui chub in the Owens Valley, California. Conserv. Genet. 8:221-238. (pdf).

Pallid and Shovelnose Sturgeon

Tranah, G.J., D.E. Campton and B. May. Genetic evidence for hybridization of pallid and shovelnose sturgeon. J. Hered. 95:474-480 (pdf).

Tranah, G.J., H.L. Kincaid, C.C. Krueger, D.E. Campton, B. May. Reproductive isolation in sympatric populations of pallid and shovelnose sturgeon. N. Am. J. Fish. Man. 21:367-373. (pdf).

Rainbow trout IHN resistance

Rodriguez, F., S. LaPatra, S. Williams, T. Famula and B. May. Genetic markers associated with resistance to infectious hematopoietic necrosis in rainbow and steelhead trout (Oncorhynchus mykiss) backcrosses. Aquaculture 241:93-115 (pdf).

Red Swamp Crayfish

Belfiore, N.M. and B. May. Variable microsatellite loci in red swamp crayfish, Procambarus clarkii, and their characterization in other crayfish taxa. Mol. Ecol. 12:2231-2234 (pdf).

Sacramento sucker

Whitehead et al. 2003. Genetic variation among interconnected populations of Catostomus occidentalis: implications for distinguishing impacts of contaminants from biogeographic structuring. Mol. Ecol. 12: 2817-2833.

Tilapia mapping and QTL detection

Moen, T., J.J. Agresti, A. Cnaani, H. Moses, T.R. Famula, G. Hulata, G.A.E. Gall, B. May. A genome scan of a four-way tilapia cross supports the existence of a quantitative trait locus for cold tolerance on linkage group 23. Aqua. Res. 35:893-904(pdf).

Agresti, J.J., S. Seki, A. Cnaani, S. Poompuang, E. M. Hallerman, N. Umiel, G. Hulata, G. A.E. Gall, and B. May. Breeding new strains of tilapia: development of an artificial center of origin and linkage map based on AFLP and microsatellite loci. Aquaculture. 185:43-56 (pdf).

White sturgeon aquaculture

Rodzen, J.A., T. Famula, and B. May. Estimation of parentage and relatedness in the polyploid white sturgeon Acipenser transmontanus using a dominant marker approach for duplicated microsatellite loci. Aquaculture 232:165-182(pdf).

Rodzen, J.A. and B. May. Inheritance of microsatellite loci in the white sturgeon (Acipenser transmontanus). Genome 45:1064-1076 (pdf).

Smith, C.T., R.J. Nelson, S. Pollard, E. Rubridge, S.J. McKay, J. Rodzen, B. May, and B. Koop. Population genetic analysis of white sturgeon (Acipenser transmontanus) in the Fraser River. J. Appl. Icthy. 18:307-312 (pdf).

Yellow-bellied marmots

Floyd, C.H., D. Van Vuren, and B. May. Marmots on Great Basin mountaintops: using genetics to test an ecological paradigm. Ecology. 86: 2145-2153 (pdf).