Research Interests

• Relationships between stream fishes and habitat features such as depth, cover, sediment conditions, and barriers to fish movement.
• Biotic interactions within stream food webs, and the dependence of these interactions on habitat
• The success and effects of introduced fishes in streams

Education

• University of Oklahoma, Ph.D. Zoology 1987
• University of California, M.S. Ecology 1982
• University of California, B.S. Wildlife and Fisheries Biology 1980

Publications

• Harvey, Bret C.; Railsback, Steven F. 2021. All fish, all the time: A good general objective for fish passage projects.
• Railsback, Steven F.; Harvey, Bret C.; Ayllón, Daniel . 2021. Importance of the daily light cycle in population habitat relations: A simulation study.
• Railsback, Steven F.; Ayllón, Daniel ; Harvey, Bret C. 2021. InSTREAM 7: Instream flow assessment and management model for stream trout.
• Kinziger, Andrew P.; White, Jason L.; Nakamoto, Rodney J.; Harvey, Bret C. 2021. Recent, small beginnings: genetic analysis suggests Catostomus rimiculus (Klamath smallscale sucker) in the Smith River, California, are introduced.
• Railsback, Steven F.; Berger, Uta ; Giske, Jarl ; Hagstrom, George I; Harvey, Bret C.; Semeniuk, Christina ; Grimm, Volker . 2020. Bridging levels from individuals to communities and ecosystems: including adaptive behavior and feedbacks in ecological theory and models.
• Railsback, Steven ; Harvey, Bret ; Ayllón, Daniel . 2020. Contingent trade-off decisions with feedbacks in cyclical environments: testing alternative theories.
• Kinziger, Andrew P.; Nakamoto, Rodney J.; Aguilar, Andy ; Harvey, Bret C. 2019. California roach (Hesperoleucus symmetricus) in the Eel River of northwestern California: native or introduced.
• Ayllón, Daniel ; Railsback, Steven F.; Harvey, Bret C.; García Quirós, Inmaculada ; Nicola, Graciela G.; Elvira, Benigno ; Almodóvar, Ana . 2019. Mechanistic simulations predict that thermal and hydrological effects of climate change on Mediterranean trout cannot be offset by adaptive behaviour, evolution, and increased food production.
• Forbes, Valery E.; Salice, Chris J.; Birnir, Bjorn; Bruins, Randy J.F.; Calow, Peter; Ducrot, Virginie; Galic, Nika; Garber, Kristina; Harvey, Bret C.; Jager, Henriette; Kanarek, Andrew; Pastorok, Robert; Railsback, Steve F.; Rebarber, Richard; Thorbek, Pernille. 2017. A framework for predicting impacts on ecosystem services from (sub)organismal responses to chemicals.
• Harvey, Bret C.; White, Jason L. 2017. Axes of fear for stream fish: water depth and distance to cover.
• Roon, David; Dunham, Jason; Harvey, Bret; Bellmore, Ryan, J.; Olson, Deanna; Reeves, Gordon. 2017. Evaluating the ecological trade-offs of riparian thinning for headwater stream ecosystems in second-growth redwood forests.
• White, Jason L.; Harvey, Bret C. 2017. Response of steelhead/rainbow trout (Oncorhynchus mykiss) populations to debris flows.
• Railsback, Steven F.; Harvey, Bret C.; Kupferberg, Sarah J.; Lang, Margaret M.; McBain, Scott; Welsh, Hart H. 2016. Modeling potential river management conflicts between frogs and salmonids.
• Ligon, F. K.; Nakamoto, Rodney; Harvey, Bret; Baker, P. F. 2016. Use of streambed substrate as refuge by steelhead or rainbow trout Oncorhynchus mykiss during simulated freshets.
• Harvey, Bret C.; White, Jason L. 2016. Use of cover for concealment behavior by Rainbow Trout: influences of cover structure and area.
• Railsback, Steven F.; Harvey, Bret C.; White, Jason L. 2015. Effects of spatial extent on modeled relations between habitat and anadromous salmonid spawning success.
• Harvey, Bret C.; White, Jason L.; Nakamoto, Rodney J.; Railsback, Steven F. 2014. Effects of streamflow diversion on a fish population: combining empirical data and individual-based models in a site-specific evaluation.
• Railsback, Steven F.; Harvey, Bret C.; White, Jason L. 2014. Facultative anadromy in salmonids: linking habitat, individual life history decisions, and population-level consequences.
• Harvey, Bret; Railsback, Steve. 2014. Feeding modes in stream salmonid population models: Is drift feeding the whole story.
• Kinziger, Andrew P.; Nakamoto, Rodney J.; Harvey, Bret C. 2014. Local-scale invasion pathways and small founder numbers in introduced Sacramento pikeminnow (Ptychocheilus grandis).
• Railsback, S. F.; Gard, M.; Harvey, Bret; White, Jason; Zimmerman, J.K.H. 2013. Contrast of degraded and restored stream habitat using an individual-based salmon model.
• Harvey, Bret C.; Nakamoto, Rodney J. 2013. Seasonal and among-stream variation in predator encounter rates for fish prey.
• Railsback, Steven F.; Harvey, Bret C. 2013. Trait-mediated trophic interactions: is foraging theory keeping up.
• Barradas, Jose Ricardo; Silva, Lucas G.; Harvey, Bret C.; Fontoura, Nelson F. 2012. Estimating migratory fish distribution from altitude and basin area: a case study in a large Neotropical river.
• Harvey, Bret; Railsback, Steven. 2011. Effects of passage barriers on demographics and stability properties of a virtual trout populations.
• Spence, Brian C.; Duffy, Walter G.; Garza, John Carlos; Harvey, Bret; Sogard, Susan M.; Weitkamp, Laurie A.; Williams, Thomas H.; Boughton, David A. 2011. Historical occurrence of coho salmon (Oncorhynchus kisutch) in streams of the Santa Cruz Mountain region of California: response to an Endangered Species Act petition to delist coho salmon south of San Francisco Bay.
• Railsback, Steven; Harvey, Bret. 2011. Importance of fish behaviour in modelling conservation problems: food limitation as an example.
• Kinziger, Andrew; Nakamoto, Rodney; Anderson, Eric; Harvey, Bret. 2011. Small founding number and low genetic diversity in an introduced species exhibiting limited invasion success (speckled dace, Rhinichthys ocsulus).
• Harvey, Bret; Wilzbach, Margaret A. 2010. Carcass addition does not enhance juvenile salmonid biomass, growth, or retention in six Northwestern California streams..
• Hill, Brian H.; McCormick, Frank H.; Harvey, Bret C.; Johnson, Sherri L.; Warren, Melvin L.; Elonen, Colleen M. 2010. Microbial enzyme activity, nutrient uptake and nutrient limitation in forested streams.
• Adams, Susan B.; Burnett, Kelly M.; Bisson, Peter; Harvey, Bret; Nislow, Keith H.; Rieman, Bruce E.; Rinne, John. 2010. The role of the Forest Service in aquatic invasive species research.
• Harvey, Bret C.; Railsback, Steven F. 2009. Exploring the persistence of stream-dwelling trout populations under alternative real-world turbidity regimes with an individual-based model.
• Railsback, Steven F.; Harvey, Bret C.; Jackson, Stephen K.; Lamberson, Roland H. 2009. InSTREAM: the individual-based stream trout research and environmental assessment model.
• Harvey, Bret C.; White, Jason L.; Nakamoto, Rodney J. 2009. The effect of deposited fine sediment on summer survival and growth of rainbow trout in riffles of a small stream.
• Harvey, Bret C.; White, Jason L. 2008. Use of benthic prey by salmonids under turbid conditions in a laboratory stream.
• Harvey, Bret C.; Railsback, Steven F. 2007. Estimating multi-factor cumulative watershed effects on fish populations with an individual-based model.
• White, Jason L.; Harvey, Bret C. 2007. Winter feeding success of stream trout under different streamflow and turbidity conditions.
• Harvey, Bret C.; Nakamoto, Rodney J.; White, Jason L. 2006. Reduced streamflow lowers dry-season growth of rainbow trout in a small stream.
• Wilzbach, Margaret A.; Harvey, Bret C.; White, Jason L.; Nakamoto, Rodney J. 2005. Effects of riparian canopy opening and salmon carcass addition on the abundance and growth of resident salmonids.
• Harvey, Bret C.; White, Jason L.; Nakamoto, Rodney J. 2005. Habitat-specific biomass, survival and growth of rainbow trout (Oncorhynchus mykiss) during summer in a small coastal stream.
• Railsback, Steven F.; Harvey, Bret C.; Hayse, John W.; Lagory, Kirk E. 2005. Tests of a theory for diel activity and habitat selection.
• Harvey, Bret C.; White, Jason L.; Nakamoto, Rodney J. 2004. An emergent multiple predator effect may enhance biotic resistance in a stream fish assemblage.
• White, Jason L.; Harvey, Bret C. 2003. Basin-scale patterns in the drift of embryonic and larval fishes and lamprey ammocoetes in two coastal rivers.
• Railsback, Steven F.; Harvey, Bret C. 2002. Analysis of habitat-selection rules using an individual-based model.
• Harvey, Bret C.; White, Jason L.; Nakamoto, Rodney J. 2002. Habitat relationships and larval drift of native and nonindigenous fishes in neighboring tributaries of a coastal California river.
• Railsback, Steven F.; Harvey, Bret C.; Lamberson, Roland H.; Lee, Derek E.; Claasen Nathan J., ; Yoshihara, Shuzo. 2002. Population-level analysis and validation of an individual-based cutthroat trout model.
• Reese, Carl D.; Harvey, Bret C. 2002. Temperature-dependent interactions between juvenile steelhead and Sacramento pikeminnow in laboratory streams.
• Welsh, Hartwell H., Jr..; Hodgson, Garth R.; Harvey, Bret C.; Roche, Maureen F. 2001. Distribution of juvenile coho salmon in relation to water temperatures in tributaries of the Mattole River, California.
• White, Jason L.; Harvey, Bret C. 2001. Effects of an introduced piscivorous fish on native benthic fishes in a coastal river.
• Railsback, Steven F.; Harvey, Bret C. 2001. Individual-based model formulation for cutthroat trout, Little Jones Creek, California.
• White, Jason L.; Harvey, Bret C. 1999. "Habitat separation of prickly sculpin, Cottus asper, and coastrange sculpin, Cottus aleuticus, in the mainstem Smith River, northwestern California".
• Harvey, Bret C.; Nakamoto, Rodney J. 1999. Diel and seasonal movements by adult Sacramento pikeminnow (Ptychocheilus grandis) in the Eel River, northwestern California.
• White, Jason L.; Harvey, Bret. 1999. Habitat separation of prickly sculpin, Cottus asper, and coastrange sculpin, Cottus aleuticus, in the mainstem Smith River, northwestern California.
• Railsback, Steven F.; Lamberson, Roland H.; Harvey, Bret C.; Duffy, Walter E. 1999. Movement rules for individual-based models of stream fish.
• Harvey, Bret C.; Lisle, Thomas E. 1999. Scour of chinook salmon redds on suction dredge tailings.
• Harvey, Bret C.; Nakamoto, Rodney J.; White, Jason L. 1999. The influence of large woody debris and a bankfull flood on movement of adult resident coastal cutthroat trout (Oncorhynchus clarki) during fall and winter.
• Harvey, Bret C.; Lisle, Thomas E. 1998. Effects of suction dredging on streams: a review and an evaluation strategy.
• Harvey, Bret C. 1998. The influence of large woody debris on retention, immigration, and growth of coastal cutthroat trout (Oncorhynchus clarki clarki) in stream pools.
• Harvey, Bret C.; Nakamoto, Rodney J. 1997. Habitat-dependent interactions between two size-classes of juvenile steelhead in a small stream.
• Harvey, Bret C.; Nakamoto, Rodney J. 1996. Effects of steelhead density on growth of Coho salmon in a small coastal California stream.

Research Highlights

Highlight	Title	Year
PSW-2015-86	Balancing Potentially Conflicting Demands: Fish and Frogs in Regulated Rivers Regulated rivers in California and beyond provide critical habitat for multiple threatened species, including various salmonid fishes and foothi ...	2015
PSW-2017-176	Evaluating habitat restoration plans with a novel fish population model The ability to forecast the consequences of alternative habitat restoration plans for highly valued resources is a critical need of the Forest S ...	2017
PSW-2016-242	Modeling Potential River Management Conflicts Between Frogs and Salmonids The Forest Service participates in the management of many regulated rivers that, while providing clean water to people, also support populations ...	2016
PSW-2012-06	Trout Populations Benefit From Novel Model That Examines Fragmented Habitat Research helps set priorities for restoring connectivity of stream networks	2012