Publications
Feeding Habits of the Sacramento Perch, Archoplites interruptus.
Transactions of the American Fisheries Society. 103(2), 399-402.
(1974). Feeding Ecology of the Pit Sculpin, Cottus pitensis in Ash Creek, Califonia.
Bulletin of the Southern California Academy of Sciences. 75(2), 111–118.
(1976). Feeding ecology of the Bay Goby (Pisces: Gobiidae). Effects of behavioral, ontogenetic, and temporal variation on diet.
Journal of Experimental Marine Biology and Ecology. 44(1), 47 - 59.
(1980). Feeding Behavior of the Glaucous-Winged Gull on an Alaskan Salmon Stream.
The Wilson Bulletin. 78(2), 175-190.
(1966). Factors Affecting Fish Entrainment into Massive Water Diversions in a Tidal Freshwater Estuary: Can Fish Losses be Managed?.
North American Journal of Fisheries Management. 29(5), 1253-1270.
(2009).
(2018). Is extinction inevitable for Delta Smelt and Longfin Smelt? An opinion and recommendations for recovery..
San Francisco Estuary and Watershed Science . 15(2),
(2017). An expert survey on the viability of delta fish populations.
Technical Appendix E to Comparing Futures for the Sacramento–San Joaquin Delta. 29.
(2008). Experimental Agricultural Floodplain Pilot Study, 2011-2012.
15.
Agricultural Floodplain Pilot Study 2011-2012 (4.52 MB)
(2012). 
Experimental Agricultural Floodplain Habitat Investigation at Knaggs Ranch on Yolo Bypass, 2012-2013.
Knaggs 2013 Preliminary Report (4.12 MB)
(2013). 
The Exotic Origins of Fishes Depicted on Prehistoric Mimbres Pottery from New Mexico.
American Antiquity. 51(4), 688-720.
(1986). Exotic fishes and vacant niches: Review of W. R. Courtenay, Jr. and J. R. Stauffer, Jr. (Editors), Distribution, Biology, and Management of Exotic Fishes. The Johns Hopkins University Press, Baltimore, Maryland.
Environmental Biology of Fishes . 13, 315-317.
(1985). Executive Analysis of Restoration Actions in Big Springs Creek March 2008-September 2011.
Read full study (4.34 MB)
(2011). 
Evidence of Landlocked Chinook Salmon Populations in California.
North American Journal of Fisheries Management. 35(6),
Perales_Salmon.pdf (498.87 KB)
(2015). 
Evaluating the Biotic Integrity of Watersheds in the Sierra Nevada, California.
Conservation Biology. 12(6), 1318–1326.
(1998). Ethics, ecology, and economics in river management: the benefits of working together.
(K, D. C., & McGinn R. E., Ed.).Navigating rough waters: ethical issues in the water industry. 157-176.
(2001). Epibenthic Feeding by Rainbow Trout (Salmo gairdneri) in the McCloud River, California.
Journal of Animal Ecology. 47(2), 549-559.
(1978). Ephemeral floodplain habitats provide best growth conditions for juvenile Chinook salmon in a California river.
Environmental Biology of Fishes. 83(4),
(2008).
(2007). Environmental heterogeneity and community structure of the Kobuk River, Alaska, in response to climate change.
Ecosphere. 2(4), 1-19.
(2011). Environmental hedging: Theory and method for reconciling reservoir operations for downstream ecology and water supply.
Water Resources Research.
(2017). Environment shapes invertebrate assemblage structure differences between volcanic spring-fed and runoff rivers in northern California.
Freshwater Science. 35(3),
Lusardietal2016.pdf (886.52 KB)
(2016).
(2004). 
Effects of the Introduction of Mississippi Silverside (Menidia audens) and Florida Largemouth Bass (Micropterus salmoides floridanus) on the Feeding Habits of Young-of-year Largemouth Bass in Clear Lake, California.
Transactions of the American Fisheries Society. 107(4), 574-582.
(1978). Effects of invading species on freshwater and estuarine ecosystems.
Invasive species and biodiversity management. 177-191.
(1999). Effects of Introduced Bullfrogs, Rana catesbeiana, on the Native Frogs of the San Joaquin Valley, California.
Copeia. 1973(No. 1), 18-22.
SJ Frogs 1973.pdf (208.64 KB)
(1973). 
Effects of Flow Regime on Fish Assemblages in a Regulated California Stream.
Ecological Applications. 11(2), 530-539.
(2001). Effects of Climate Change on the Inland Fishes of California: With Emphasis on the San Francisco Estuary Region.
Our Changing Climate.
(2012). Effect of the Introduction of the Mississippi Silverside (Menidia audens) on the Growth of Black Crappie (Pomoxis nigromaculatus) and White Crappie (P. annularis) in Clear Lake, California.
Transactions of the American Fisheries Society. 105(3), 404-408.
(1976). Economic Effects on Agriculture of Water Export Salinity South of the Sacramento-San Joaquin Delta.
(Lund, J. R., Hanak E., Fleenor W. E., Bennett W. A., Howitt R., Mount JF., et al., Ed.).Comparing Futures for the Sacramento-San Joaquin Delta.
(2008). The Economic Costs and Adaptations for Alternative Delta Regulations Technical Appendix F.
Comparing Futures for the Sacramento-San Joaquin Delta..
(2008). The Ecology of the Sacramento-San Joaquin Delta: a Community Profile..
U.S. Fish and Wildlife Service Biological Report . 85(7.22), 106.
(1989). Ecology of Some Native and Introduced Fishes of the Sierra Nevada Foothills in Central California.
Copeia. 1973(3), 478-490.
(1973).
(1991).
(2006). Ecological structure of tropical fish assemblages in wet-zone streams of Sri Lanka.
Journal of Zoology. 218(3), 503–526.
(1989). Ecological Segregation Among Three Species of Minnows (Cyprinidae) in a Minnesota Lake.
Transactions of the American Fisheries Society. 102(4), 794-805.
(1973). Ecological insights into the polyp stage of non-native hydrozoans in the San Francisco Estuary.
Aquatic Ecology. 45(2), 151-161.
(2010). Ecological Analysis of Species Introductions into Aquatic Systems.
Transactions of the American Fisheries Society. 110(6), 772-782.
(1981). Eagle Lake rainbow trout: survivors in a troubled habitat.
Streamkeepers Log . 104,
(2003). Distribution, ecology, and status of the fishes of the San Joaquin River drainage, California.
California Fish and Game. 79(3), 96–114.
(1993). Distribution and sequencing of mesohabitats: are there differences at the reach scale?.
Rivers. 3, 179–190.
(1992). Distribution and abundance of molluscs in a freshwater environment.
Journal of the Minnesota Academy of Science. 35, 82–85.
(1969). Diets of two alien predators - adult striped bass and white catfish - in Suisun Marsh.
ORear CA NV AFS Presentation Striped Bass White Catfish Diets2015.pdf (2.89 MB)
(2015). 
Dietary shifts in a stressed fish assemblage: Consequences of a bivalve invasion in the San Francisco Estuary.
Environmental Biology of Fishes. 67(3), 277-288.
(2003). Development and evaluation of a fish-based index to assess biological integrity of Mediterranean streams.
Aquatic Conservation: Marine and Freshwater Ecosystems. 21(4), 324–337.
(2011). On developing prescriptions for freshwater flows to sustain desirable fishes in the Sacramento-San Joaquin Delta.
46.
Fish_Flows_for_the_Delta_15feb2010.pdf (772.13 KB)
(2010).
(2010). 
On the design of preserves to protect native fishes..
(Minckley, W. L., & Deacon J. E., Ed.).Battle against extinction: native fish management in the American West. 155-169.
(1991). Desert fishes. Review of R. J. Naiman and D. L. Soltz (Editors), Fishes in North American Deserts.
Environmental Biology of Fishes. 7, 395-397.
(1982).