Finger AJ, Schumer G, Benjamin A, and Blankenship S. 2017. Evaluation and Interpretation of Genetic Effective Population Size of Delta Smelt from 2011-2014. San Francisco Estuary and Watershed Science Journal 15(2): 1-11. (pdf)

Wells CP, Tomalty KM, Floyd CH, McElreath MB, May BP, VanVuren DH. 2017.  Determinants of multiple paternity in a fluctuating population of ground squirrels. Behavioral Ecology and Sociobiology 71:42. (pdf)

Clark LV and Drauch Schreier A. 2017. Resolving microsatellite genotype ambiguity in populations of allopolyploid and diploidized autopolyploid organisms using negative correlations between alleles. Molecular Ecology Resources. DOI: 10.1111/1755-0998.12639 (pdf)

Gille DA, Van Eenennaam JP, Famula TR, Schreier AD, Beer K, Struffenegger P, Renschler B, Bishop S, and Doroshov SI. 2017Finishing diet, genetics, and other culture conditions affect ovarian adiposity and caviar yield in cultured white sturgeon (Acipenser transmontanus). Aquaculture 474:121-129. (pdf)


Meek M, Wells C, Tomalty K, Ashander J, Cole E, Gille D, Putnam G, Rose J, Savoca M, Yamane L, Hull J, Rogers D, Rosenblum D, Shogren J, Swaisgood R, May B. 2016. We should not be afraid to talk about fear of failure in conservation. Biological Conservation, 194:218-219. (pdf)

Dowling TE, Markle DF, Tranah GJ, Carson EW, Wagman DW, May BP.  2016. Introgressive Hybridization and the Evolution of Lake-adapted Catostomid Fishes. PLOS One, 11(3): 2016 (pdf)

Hildebrand LH,  Drauch Schreier A, Lepla K, McAdam SO, McLellan J, Parsley M, Paragamian V, Young S. 2016. Status of White Sturgeon (Acipenser transmontanus) throughout the species range, threats to survival, and prognosis for the future. Journal of Applied Ichthyology, 32(Suppl 1): 261-312. (pdf)

Schreier A, Langness OP, Israel, JA, Van Dyke, E. 2016. Further investigation of green sturgeon (Acipenser medirostris) distinct population segment composition in non-natal estuaries and preliminary evidence of Columbia River spawning. Environmental Biology of Fishes 99(12):1021-1032. (pdf)

Meek MH, Baerwald MR, Stephens MR, Goodbla AM, Miller MR, Tomalty KMH, May B. 2016. Sequencing improves our ability to study threatened migratory species: genetic population assignment in California’s Central Valley Chinook salmon. Ecology and Evolution. DOI: 10.1002/ece3.2493 (pdf)

Schreier BM, Baerwald MR, Conrad JL, Schumer GP, May B. 2016. Examination of predation on early life stage Delta Smelt in the San Francisco Estuary using DNA diet analysis. Transactions of the American Fisheries Society 145(4):723-733. (pdf)

Baerwald MR, Meek MH, Stephens MR, Nagarajan RP, Goodbla AM, Tomalty KMH, Thorgaard GH, May B, Nichols KM. 2016. Migration-related phenotypic divergence is associated with epigenetic modifications in rainbow trout. Molecular Ecology, 25(8):1785-1800. (pdf)

Benjamin, A., May, B., O’Brien, J., Finger, A.J. 2016. Conservation genetics of an urban desert fish, the Arroyo chub. Transactions of the American Fisheries Society, 145(2):277-286. (pdf).

Brandl SC, Schreier BM, Conrad JL, May B, Baerwald MR. 2016. Generation of quantitative polymerase chain reaction detectability half-lives and comparison of sampling protocols for genetic diet studies of San Francisco Estuary fishes. Transactions of the American Fisheries Society 145(3):441-449. (pdf)

Verhille C, Dabruzzi T, Cocherell D, Mahardja B, Feyrer F, Foin T, Baerwald M, Fangue N. 2016. Inter-population differences in salinity tolerance and osmoregulation of juvenile wild and hatchery-born Sacramento splittail. Conservation Physiology 4(1): cov063. (pdf)


May, B. and M.E. Delany. Meiotic Models to Explain Classical-Linkage, Pseudolinkage, and Chromosomal Pairing in Tetraploid Derivative Salmonid Genomes: II. Wright is Still Right. Journal of Heredity 106(6):762-766 (pdf).

Klimley, A., E. Chapman, J. Cech, D. Cocherell, N. Fangue, M. Gingras, Z. Jackson, E. Miller, J. Poletto, A. Schreier, A. Seesholtz, K. Sulak, M. Thomas, D. Woodbury, M. Wyman. 2015. Sturgeon in the Sacramento-San Joaquin watershed: new insights to support conservation and management. San Francisco Estuary and Watershed Sciences 13(4).

Van Dam, A.R., L.P., Martinez, A.J. Chavez, and B.P. May. 2015. Range wide phylogeography of Dactylopius coccus (Hemiptera: Dactylopiidae). Annals of the Entomological Society of America 108(3):299-310. (pdf)

LaCava, M., K. Fisch, M., Nagel, J., Lindberg, B.P. May, A.J. Finger. 2015. Spawning behavior of cultured Delta Smelt in a conservation hatchery. North American Journal of Aquaculture 77(3):255-266. (pdf)

Lew RM, Finger AJ, Baerwald MR, Goodbla A, May B, Meek MH. 2015. Using next-gen sequencing to assist a conservation hatchery: A SNP panel for the genetic management of endangered Delta Smelt. Transactions of the American Fisheries Society 144(4):767-779. (pdf)

Tomalty KMH, Meek MH, Stephens MR, Rincon G, Fangue NA, May BP, Baerwald MR. 2015. Transcriptional response to acute thermal stress in juvenile Chinook Salmon determined by RNAseq. G3: Genes | Genomes | Genetics 5(7):1335-1349. (pdf)

Feyrer F, Hobbs J, Acuna S, Mahardja B, Grimaldo L, Baerwald M, Johnson RC, Teh S. 2015. Metapopulation structure of a semi-anadromous fish in a dynamic environment. Canadian Journal of Fisheries and Aquatic Sciences 72:709-721. (pdf)

Schreier A, Stephenson S, Rust P, Young S. 2015. The case of the endangered Kootenai River white sturgeon (Acipenser transmontanus) highlights the importance of post-release genetic monitoring in captive and supportive breeding programs. Biological Conservation 192:74-81. (pdf)

Mahardja B, May B, Feyrer F, Coalter R, Fangue N, Foin T, Baerwald MR. 2015. Interannual variation in connectivity and comparison of contemporary effective population size between two splittail (Pogonichthys macrolepidotus) populations in the San Francisco Estuary. Conservation Genetics 16(2):385-398. (pdf)

Finger, A.J. and B. May. 2015. Conservation genetics of a desert fish species: The Lahontan tui chub (Siphateles bicolor ssp.). Conservation Genetics 16:743-758. (pdf)

Gille, D., F.R. Famula, B.P. May, and A.D. Schreier. 2015. Evidence for a maternal origin of spontaneous autopolyploidy in cultured white sturgeon (Acipenser transmontanus). Aquaculture 435:467-474. (pdf)

Meek, M.H., C. Wells, K.M. Tomalty, J. Ashander, E.M. Cole, D.A. Gille, B.J. Putman, J.P. Rose, M.S. Savoca, L. Yamane, J.M. Hulla,f, D.L. Rogers, E.B. Rosenblumh, J.F. Shogreni, R.R. Swaisgood, and B. May. 2015. Fear of failure in conservation: the problem and potential solutions to aid conservation of extremely small populations. Biol. Cons. 184:209-217. (pdf)

Welsh, A.B., M.R. Baerwald, M. Friday, and B. May. 2015. The effect of multiple spawning events on cohort genetic diversity of lake sturgeon (Acipenser fulvescens) in the Kaministiquia River. Env. Biol. Fish. 98:755–762. (pdf)

Brandl, S., G. Schumer, B. Schreier, J. L. Conrad, B. May and M. R. Baerwald. 2015. Ten real-time PCR assays for detection of fish predation at the community level in the San Francisco Estuary-Delta. Molecular Ecology Resources 15:278-284. (pdf)


Fetherman ER, Winkelman DL, Baerwald MR, Schisler GJ. 2014. Reduced susceptibility and infection severity of age-0 rainbow trout following Myxobolus cerebralis-resistant rainbow trout introduction to the upper Colorado River. PLOS ONE 9(5):e96954.

Fisch, K.M., B. Mahardja, R.S. Burton, and B. May. 2014. Hybridization between delta smelt and two other species within the family Osmeridae in the San Francisco Bay-Delta. Conservation Genetics 15:489–494. (pdf)

Jones, K.L., D.H. Van Vuren, M.B. McEachern, K.R. Crooks, J.W. Dragoo, and B. May. 2014. Spatial and Genetic Organization of the Island Spotted Skunk, Spilogale gracilis amphiala. Soutwest. Nat., 58(4):481-486. 2013.

Lavretsky, P., R.S. Schwartz, M.R. Baerwald, and B. May. 2014. A Multi-Locus Approach Towards Assessing a Viable Breeding Program for Sacramento Perch (Archoplites interruptus) . J. Fish. Biol. 85:1766-1776. (pdf)

Meek, MH, MR Stephens, KM Tomalty, BP May, and MR Baerwald. 2014. Genetic considerations for sourcing steelhead reintroductions: investigating possibilities for the San Joaquin River. San Francisco Estuary and Watershed Science. 12(1).

Meek, M., M. Stephens, A. Wong., K. Tomalty, B. May, M. Baerwald. 2014. Genetic characterization of California’s Central Valley Chinook salmon. Ecology. 95:1431-1431.

Tomalty, K., M. Stephens, M. Baerwald, K. Börk, M. Meek, and B. May. 2014. Examining the Causes and Consequences of Hybridization During Chinook Salmon Reintroductions: Using the San Joaquin River as a Restoration Case Study of Management Options. San Francisco Estuary and Watershed Science. 12(2). (pdf)

Tomalty, K., M. Stephens, M. Baerwald, K. Bork, M. Meek, and B. May. 2014. Genetic considerations for fall-run Chinook salmon during the San Joaquin River Restoration. San Francisco Estuary and Watershed Science. 12(2): jmie_sfews_14880. Online at

Hayden S, Bekaert M, Goodbla A, Murphy WJ, Davalos LM , Teeling EC. 2014. A Cluster of Olfactory Receptor Genes linked to Frugivory in Bats. Molecular Biology and Evolution, 31(4), 917-927. (pdf)


Finger, A. J., Parmenter, S., and May B. P. 2013. Conservation of the Owens Pupfish: Genetic Effects of Multiple Translocations and Extirpations, Transactions of the American Fisheries Society, 142(5):1430-1443. (pdf)

Baerwald MR. 2013. Temporal expression patterns of rainbow trout immune-related genes in response to Myxobolus cerebralis exposure. Fish and Shellfish Immunology 35: 965-971. (pdf)

Deiner, K, J.M. Hull, and B. May. 2013. Eight novel microsatellite loci developed from vernal pool fairy shrimp. J. Fish & Wild. Man. 4:134-138. (pdf)

Deiner, K.,R. Knapp, D. Boiano, and B. May. 2013. Increased accuracy of species lists developed for alpine lakes using morphology and barcodes for identification. Mol. Ecol. Res. 13: 820–831.

Fisch,K.M., J.A. Ivy, R. S. Burton, B. May. 2013. Evaluating the performance of captive breeding techniques for conservation hatcheries: A case study of the Delta smelt captive breeding program. J. Hered. 104:92-104. (pdf)

Schreier, A. D., B. May, and D. A. Gille. 2013. Incidence of spontaneous autopolyploidy in cultured populations of white sturgeon, Acipenser transmontanus. Aquaculture 416-417:141-145. (pdf)

Chen, Y., S. Parmenter, and B. May. 2013. Genetic characterization of variation and management implications for the endangered Mohave tui chub. Cons. Gen. 14:11-20. (pdf)

Meek, M. H., A. P. Wintzer, N. Shepherd, and B. May. 2013. Genetic diversity and reproductive mode in two non-native hydromedusae, Maeotias marginata and Moerisia sp., in the upper San Francisco Estuary, California. Biol. Invasions. 15(1): 199-212. (pdf)

Drauch Schreier, A., B. Mahardja, and B. May. 2013. Variable patterns of population structure revealed across the range of the ancient octoploid white sturgeon, Acipenser transmontanus. Transactions of the American Fisheries Society 142(5):1273-1286. (pdf)

Nelson, T. C., P. Doukakis, S. T. Lindley, A. Drauch Schreier, J. E. Hightower, L. R. Hildebrand, R. E. Whitlock, and M. A. H. Webb. 2013. Modern technologies for an ancient fish: tools to inform management of migratory sturgeon stocks. PLoS ONE 8(8):e71552.

Wintzer, A., M. Meek, and P. Moyle.  2013.  Abundance, size, and diel feeding ecology of Blackfordia virginica (Mayer, 1910), a non-native hydrozoan in the lower Napa and Petaluma Rivers, California (USA). Aquatic Invasions. 8(2): 147-156. (pdf)


Schreier, A.D., B. Mahardja, and B. May. 2012. Hierarchical patterns of population structure in the endangered Fraser River white sturgeon, Acipenser transmontanus, and implications for conservation. Can. J. Fish. & Aquat. Sci. 69:1968-1980. (pdf)

Baerwald, M.R., B.M. Schreier, G. Schumer, and B. May. 2012. Detection of Threatened Delta Smelt in the Gut Contents of the Invasive Mississippi Silverside in the San Francisco Estuary Using TaqMan Assays. Trans. Am. Fish. Soc. 141:1600-1607. (pdf)

Mahardja, B., B. May, and M. Baerwald. 2012. Characterization of 36 additional microsatellite loci in splittail (Pogonichthys macrolepidotus) and cross-amplification in five other native Californian cyprinid species. Cons. Gen. Res. 4(4):917-921. (pdf)

Meek, M., A. Wintzer, W. Wetzel, and B. May. 2012. Climate change likely to facilitate the invasion of the non-native hydroid, Cordylophora caspia, in the San Francisco Estuary, CA. PLos ONE. 7(10): e46373. doi:10.1371/journal.pone.0046373 (pdf)

Petersen, J.L., M.R. Baerwald, J.M. Ibarra, and B. May. 2012. A first-generation linkage map of the Pacific lion-paw scallop: initial evidence of QTL for size traits and markers linked to orange shell color. Aquaculture. 350-353:200-209. (pdf)

Schreier, A. D., J. Rodzen, S. Ireland, and B. May. 2012. Genetic techniques inform conservation aquaculture of the endangered Kootenai River white sturgeon, Acipenser transmontanus. Endang. Species Res. 16:65-75. (pdf)

Sukmanomon, S., W. Kamonrat, S. Poompuang, T. Nguyen, D. M. Bartley, B. May, U. Na-Nakorn. 2012. Genetic changes, intra- and interspecific introgression in farmed Nile tilapia in Thailand. Aquaculture 324-325:44-54. (pdf)

Van Dam, A.R. and B. May. 2012. A new species of Dactylopius Costa (Dactylopius gracilipilus sp. nov.) (Hemiptera: Coccoidea: Dactylopiidae) from the Chihuahuan Desert, Texas, U.S.A. . Zootaxa 3573:33-39. (pdf)


Baerwald, M., J. Petersen, R. Hedrick, G. Schisler, and B. May. A major effect quantitative trait locus for whirling disease resistance identified in rainbow trout (Oncorhynchus mykiss). Heredity. 106:920-926. (pdf)

Baerwald, M., G. Schumer, B. Schreier, and B. May. TaqMan assays for the genetic identification of delta smelt (Hypomesus transpacificus) and wakasagi smelt (Hypomesus nipponensis). Mol. Ecol. Res. 11:784-785. (pdf)

Baerwald, M.R., M. R. Stephens, K. S. Bork, M. H. Meek, K. Tomalty, and B. May. 2011. Spring-run Chinook salmon genetic management plan – San Joaquin River Restoration Program. 118 pgs. Scientific genetic management plan for the CA Dept. of Fish and Game. (pdf)

Finger, A. J., E. C. Anderson, M. R. Stephens, and B. P. May. Application of a method for estimating effective population size and admixture using diagnostic SNPs: Implications for conservation of threatened Paiute cutthroat trout (Oncorhynchus clarkii seleniris) in Silver King Creek, California. Can. J. Fish. Aquat. Sci. 68:1369-1386 (pdf).

Fisch, K.M., J.M. Henderson, R.S. Burton, and B. May. Population genetics and conservation implications for the endangered delta smelt in the San Francisco Bay-Delta. Conservation Genetics. 12:1421-1434 (pdf).

Floyd, C. H., D.H. Van Vuren, K.R. Crooks, K.L. Jones, D.K. Garcelon, N.M. Belfiore, J.W. Dragoo, and B. May. Genetic differentiation of island spotted skunks, Spilogale gracilis amphiala. J. Mam. 92(1):148-158 (pdf).

McEachern, M.B., D.H. Van Vuren, C.H. Floyd, B. May, and J.M. Eadie.Bottlenecks and rescue effects in a fluctuating population of golden-mantled ground squirrels (Spermophilus lateralis). Con. Gen. 12:285-296 (pdf).

Mejia , O., L. G. Herrera, B. May, R. A. Medellin,and J. J. Flores-Martinez. Effective population size dynamics of Myotis vivesi during the Pleistocene and Holocene climatic changes. Acta Chiropterologica. 13:33-40 (pdf).

Schreier, A.D., D. Gille, B. Mahardja, and B. May. Neutral markers confirm the octoploid origin and reveal spontaneous polyploidy in white sturgeon, Acipenser transmontanus. J. Appl. Ichthiol. 27:24-33 (pdf).

Wintzer, A.P., M.H. Meek, P.B. Moyle, and B. May. Ecological insights into the polyp stage of non-native hydrozoans in the San Francisco Estuary. Aquat. Ecol. 45:151–161 (pdf).

Wintzer, A., M. Meek, and P. Moyle. 2011b. Trophic ecology of two non-native hydrozoans in the upper San Francisco Estuary: implications for the Pelagic Organism Decline. Marine and Freshwater Res. 62(8): 952-961. Cover story. (pdf)

Wintzer, A., M. Meek, and P. Moyle. 2011c. Life history and population dynamics ofMoerisia sp., a non-native hydrozoan in the upper San Francisco Estuary (U.S.A.). Estuarine Coastal and Shelf Sci. DOI:10.1016/j.ecss.2011.05.017. (pdf)

Meredith RW, Janecka JE, Gatesy J, Ryder OA, Fisher CA, Teeling EC, Goodbla A, Eizirik E, Simão TLL, Stadler T, Rabosky DL, Honeycutt RL, Flynn JJ, Ingram CM, Steiner C, Williams TL, Robinson TJ, Burk-Herrick A, Westerman M, Ayoub NA, Springer MS, Murphy WJ. 2011. Impacts of the Cretaceous Terrestrial Revolution and KPg Extinction on Extant Mammal Diversification. Science, 334, 521-524. (pdf)


Floyd, C. H., J.J. Flores Martínez, , L.G. Herrera, O. Mejia, and B. May. Conserving the endangered Mexican fishing bat (Myotis vivesi): genetic variation indicates extensive gene flow among islands in the Gulf of California. Cons. Gen. 11:813-82 (pdf).

Israel, J.A. and B. May. Indirect estimates of breeding population size in the polyploid green sturgeon (Acipenser medirostris). Mol. Ecol. 19:1058-107 (pdf).

Israel, J.A. and B. May. Characterization and evaluation of polymorphic microsatellite markers in the anadromous fish Spirinchus thaleichthys. Cons. Gen. Res. online (pdf).

Petersen, J.L., J.M. Ibarra, and B. May. Nuclear and mtDNA lineage diversity in wild and cultured Pacific lion-paw scallop (Baja California Peninsula, Mexico). Mar. Biol. 157:2751–2767 (pdf).


Chen, Y., S. Reid, and B. May. Genetic relationships among tui chub populations in the Cow Head and surrounding basins of the Northwestern Great Basin. Cons. Gen. 10:101-114 (pdf).

Finger, A.J., M.R. Stephens, N.W. Clipperton and B. May. Six diagnostic SNP markers for detecting introgression between cutthroat and rainbow trout. Mol. Ecol. Res. 9:759-763 (pdf).

Fisch, K., J.L. Petersen, M.R. Baerwald, and B.P. May. Characterization of 24 microsatellite loci in delta smelt, Hypomesus transpacificus, and their cross-species amplification in two other smelt species of the Osmeridae family. Mol. Ecol. Res. 9:405-408 (pdf).

Israel, J.A., K.J. Bando, E.C. Anderson, and B. May. Polyploid microsatellite data reveal stock complexity among estuarine North American green sturgeon (Acipenser medirostris). Can. J. Fish. Aqu. Sci. 66:1491-1504 (pdf).

Meek, M., M. Baerwald, A. Wintzer, and B. May. Isolation and characterization of microsatellite loci in two non-native hydromedusae in the San Francisco Estuary: Maeotias marginata and Moerisia sp. Cons. Gen. Res. 1:205-208 (pdf).

Petersen, J.L., J.M. Ibarra, and B. May. Thirty-seven additional microsatellite loci in the Pacific lion-paw scallop (Nodipecten subnodosus) and cross-amplification in other Pectinids. Cons. Gen. Res. 1:101-105 (pdf).

Simmons, R. E., P. Lavretsky, and B. May. Introgressive Hybridization of Redband Trout in the Upper McCloud River Watershed. Trans. Am. Fish. Soc. 139:201-213 (pdf).

Stephens, M.R., N.W. Clipperton, and B.P. May. Subspecies-informative TaqMan probes for evaluating introgression between native golden trout and introduced rainbow trout. Mol. Ecol. Res. 9:339-343 (pdf).

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