University of California
California Fish Website

California Fish Species

Freshwater native and non-native fish species present currently and/or historically, determined from the PISCES database (Feb. 26, 2014).  Some species, such as salmon or steelhead, may no longer be present upstream of dams that lack fish passage.

Yes/No corresponds to California native species

Amargosa Canyon Speckled Dace

Rhinichthys osculus nevadensis
Yes

Thumbnail. Speckled dace, approximately 7 cm (3”) long. Date: 7/8/2007. Photo by Dave Giordano.

Amargosa River Pupfish

Cyprinodon nevadensis amargosae
Yes

Thumbnail. Amargosa pupfish, left side. Photographed at Ash Meadows, Nevada in April 2006. Photo by Joseph C. Sullivan.

American Shad

Alosa sapidissima
No

Thumbnail. American shad, head. Caught on the Feather River (Star Bend boat launch) on 4 July 2008. Approximately 20 cm TL.  Photo by Brian Currier.

Arroyo Chub

Gila orcutti
Yes

Thumbnail. Arroyo chub. Captured from San Antonio Creek (Vandenberg Air Force Base) in 2008. Photo by Carl Page, ARS Consulting.

Bigeye Marbled Sculpin

Cottus klamathensis macrops
Yes

Thumbnail. Marbled sculpin, approximately 7.5 cm (3”) long, taken by Lisa Thompson and Daniel J. Drake. Shasta River, California. 12/16/2003.

Bigscale Logperch

Percina macrolepida
No

Thumbnail. Bigscale logperch, captured from Putah Creek in November 2008. Photo by Teejay O'Rear, March 2009.

Black Bullhead

Ameiurus melas
No

Thumbnail. Black bullhead, approximately 15 cm (6”) long. Location: Suisun Marsh, California Date: 8/6/2007. Photo by Dave Giordano.

Black Crappie

Pomoxis nigromaculatus
No

Thumbnail. Black crappie, captured in rotary screw trap on the Sacramento River at Knight's Landing on 2/26/2009. Photo by Dan Worth, CDFW

Blue Catfish

Ictalurus furcatus
No

Thumbnail. Blue catfish, adult. Caught in Marion, Alabama on 9 February 1994. Photo by Konrad Schmidt, Nongame Fish Biologist, DES, Minn. DNR

Blue Chub

Gila coerulea
Yes

Bluefin Killifish

Lucania goodei
No

Bluegill

Lepomis macrochirus
No

Thumbnail. Bluegill approximately 15 cm (6”) long. Location: Leonard Lake, California Date: 8/6/2008 Photo: Lisa Thompson

Bonytail

Gila elegans
Yes

Brook Stickleback

Culaea inconstans
No

Thumbnail. Brook stickleback. Photo by Konrad Schmidt, Nongame Fish Biologist, Division of Ecological Services, Minnesota DNR

Brook Trout

Salvelinus fontinalis
No

Thumbnail. Brook trout, captured in Lassen Creek, Modoc County, CA, on 8 July 2007. Photo by Dave Giordano

Brown Bullhead

Ameiurus nebulosus
No

Thumbnail. Brown bullhead. Caught in Seneca County, New York. Photo by Arthur Masloski, January 2009.

Brown Trout

Salmo trutta
No

Thumbnail. Brown trout, approximately 20 cm (8”) long. Location: Deer Creek, California Date: 6/21/2007. Photo by Dave Giordano

Bull Trout

Salvelinus confluentus
Yes

California Coast Fall Chinook Salmon

Oncorhynchus tshawytscha
Yes

Thumbnail. Chinook salmon. Spring-run Chinook salmon (female spawner) swimming in Butte Creek, CA on 14 September 2006. Photo - Lisa Thompson, UC Davi

California Golden Trout

Oncorhynchus mykiss aguabonita
Yes

Thumbnail. Golden trout caught in Guitar Lake, 7/16/05. Length: 21 cm. Photo courtesy of Howard Kern.

California Killifish

Fundulus parvipinnis
Yes

Thumbnail. California killifish, captured from Zuma Creek Lagoon, Los Angeles County, CA on 26 January 2006. Photo by Steve Howard.

California Tilapia (hybrid)

Oreochromis spp.
No

Thumbnail. Mozambique tilapia hybrid, female, captured from the Salton Sea in 2006. Photo by Sharon Keeney, CDFW.

Central California Coast Winter Steelhead

Oncorhynchus mykiss
Yes

Thumbnail. Rainbow trout, 18 cm (7”) long. Location: Deer Creek, California (Yuba River basin). Date: 6/21/2007. Photo by Dave Giordano.

Central California Roach

Lavinia symmetricus symmetricus
Yes

Thumbnail. California roach. Captured from the Gualala River. Photo by Carl Page, ARS Consulting.

Central Coast Coho Salmon

Oncorhynchus kisutch
Yes

Thumbnail. Coho salmon fry taken by Lisa Thompson. Location: Shasta River, California. Date: 4/13/2004. Fish was approximately 6.5 cm long (2.5”).

Central Valley Fall Chinook Salmon

Oncorhynchus tshawytscha
Yes

Thumbnail. Chinook salmon. Spring-run Chinook salmon (female spawner) swimming in Butte Creek, CA on 14 September 2006. Photo - Lisa Thompson, UC Davi

Central Valley late Fall Chinook Salmon

Oncorhynchus tshawytscha
Yes

Thumbnail. Chinook salmon. Spring-run Chinook salmon (female spawner) swimming in Butte Creek, CA on 14 September 2006. Photo - Lisa Thompson, UC Davi

Central Valley spring Chinook Salmon

Oncorhynchus tshawytscha
Yes

Thumbnail. Chinook salmon. Spring-run Chinook salmon (female spawner) swimming in Butte Creek, CA on 14 September 2006. Photo - Lisa Thompson, UC Davi

Central Valley Steelhead

Oncorhynchus mykiss
Yes

Thumbnail. Rainbow trout, 18 cm (7”) long. Location: Deer Creek, California (Yuba River basin). Date: 6/21/2007. Photo by Dave Giordano.

Central Valley Winter Chinook Salmon

Oncorhynchus tshawytscha
Yes

Thumbnail. Chinook salmon. Spring-run Chinook salmon (female spawner) swimming in Butte Creek, CA on 14 September 2006. Photo - Lisa Thompson, UC Davi

Channel Catfish

Ictalurus punctatus
No

Thumbnail. Channel catfish, caught in Nacimiento Reservoir in May 2008 by Teejay O'Rear. Photo by Amber Manfree.

Chum Salmon

Oncorhynchus keta
Yes

Thumbnail. Chum salmon, adult. Captured at the mouth of Chico Creek on Puget Sound, in Kitsap County, Washington, 8 November 2007. Photo - Larry Coté.

Clear Lake Hitch

Lavinia exilicauda chi
Yes

Thumbnail. Hitch adult. Photo courtesy of Professor Peter B. Moyle.

Clear Lake Prickly Sculpin

Cottus asper subspecies
Yes

Thumbnail. Prickly sculpin, approximately 10 cm (4”) long. Location: Suisun Marsh, California. Date: 8/6/2007. Photo by Dave Giordano.

Clear Lake Roach

Lavinia symmetricus subspecies
Yes

Thumbnail. California roach. Captured from the Gualala River. Photo by Carl Page, ARS Consulting.

Clear Lake Splittail

Pogonichthys ciscoides
Yes

Clear Lake Tule Perch

Hysterocarpus traskii lagunae
Yes

Thumbnail. Tule perch, 13 cm (5”) long. Location: Suisun March. Date: 8/6/2007. Photo by Dave Giordano.

Coastal Cutthroat Trout

Oncorhynchus clarki clarki
Yes

Thumbnail. Cutthroat trout, sea-run adult. Caught along the beaches of Hood Canal near Seabeck, Washington. Photo courtesy of Larry Coté.

Coastal Rainbow Trout

Oncorhynchus mykiss irideus
Yes

Thumbnail. Rainbow trout, 18 cm (7”) long. Location: Deer Creek, California (Yuba River basin). Date: 6/21/2007. Photo by Dave Giordano.

Coastal Threespine Stickleback

Gasterosteus aculeatus aculeatus
Yes

Thumbnail. Threespine stickleback (armored). Location: Sacramento-San Joaquin River Delta. Date: 16 April 2011. Photo by Christopher Mosser, UC Davis.

Coastrange Sculpin

Cottus aleuticus
Yes

Thumbnail. Coastrange sculpin, approx. 85 mm (3.5

Colorado Pikeminnow

Ptychocheilus lucius
Yes

Thumbnail. Colorado pikeminnow, adult, right side. Photo by Cameron T. Wilcox, Colorado State University.

Colorado River Cutthroat Trout

Oncorhynchus clarkii pleuriticus
No

Thumbnail. Cutthroat trout, sea-run adult. Caught along the beaches of Hood Canal near Seabeck, Washington. Photo courtesy of Larry Coté.

Common Carp

Cyprinus carpio
No

Thumbnail. Common carp approximately 18 cm (7”) long. Location: Suisun Marsh, California. Date: 8/8/2008. Photo by Dave Giordano.

Cottonball Marsh Pupfish

Cyprinodon salinus milleri
Yes

Thumbnail. Salt Creek pupfish, male, dorsal/frontal view. Photographed at Salt Creek, CA (Death Valley National Park). Photo by Rian K. Long.

Cow Head Tui Chub

Siphatales thalassinus vaccaceps
Yes

Thumbnail. Tui chub, approximately 10 cm (4”) long. Date: 7/10/2007. Photo by Dave Giordano.

Delta Smelt

Hypomesus pacificus
Yes

Thumbnail. Delta Smelt, Adult, UC Davis Fish Conservation & Culture Lab, Byron, CA (largely funded by CDWR). May 15, 2008. Photo - Dave Giordano

Desert Pupfish

Cyprinodon macularius
Yes

Thumbnail. Desert pupfish, male, breeding color. Borrego Palm Canyon Pond, Anza-Borrego Desert State Park. Date: May 2010. Photo - Sharon Keeney, CDFW

Eagle Lake Rainbow Trout

Oncorhynchus mykiss aquilarum
Yes

Thumbnail. Rainbow trout, 18 cm (7”) long. Location: Deer Creek, California (Yuba River basin). Date: 6/21/2007. Photo by Dave Giordano.

Eagle Lake Tui Chub

Siphatales bicolor subspecies
Yes

Thumbnail. Tui chub, approximately 10 cm (4”) long. Date: 7/10/2007. Photo by Dave Giordano.

Eulachon

Thaleichthys pacificus
Yes

Thumbnail. Eulachon, male, caught in rotary screw trap on the Sacramento River at Knights Landing on 1/27/2006. Photo by Michael S. Brown, CDFW

Fathead Minnow

Pimephales promelas
No

Thumbnail. Fathead minnow. Photo by Konrad Schmidt, Nongame Fish Biologist, Division of Ecological Services, Minnesota Department of Natural Resources

Flannelmouth Sucker

Catostomus latipinnis
Yes

Flathead Catfish

Pylodictis olivaris
No

Thumbnail. Flathead catfish, adult. Caught in the St. Croix River, Washington County, Minnesota, in summer 1976. Photo by Konrad Schmidt, Minn. DNR

Golden Shiner

Notemigonus crysoleucas
No

Thumbnail. Golden shiner, caught in Iron Gate Reservoir, California on 12 May 2009 by Teejay O'Rear. Photo by Amber Manfree.

Goldfish

Carassius auratus
No

Thumbnail. Goldfish, captured in rotary screw trap on Sacramento River at Knight's Landing. Date: January 2009. Photo by Dan Worth, CDFW.

Goose Lake Lamprey

Entosphenus tridentata
Yes

Thumbnail. Pacific lamprey, captured in rotary screw trap on Sacramento River at Knight's Landing. Photo by Dan Worth, CDFW.

Goose Lake Redband Trout

Oncorhynchus mykiss subspecies
Yes

Thumbnail. Rainbow trout, 18 cm (7”) long. Location: Deer Creek, California (Yuba River basin). Date: 6/21/2007. Photo by Dave Giordano.

Goose Lake Sucker

Catostomus occidentalis lacusanserinus
Yes

Thumbnail. Sacramento sucker, adult, caught in Putah Creek, California on 26 June 2008 by Teejay O'Rear. Photo by Amber Manfree.

Goose Lake Tui Chub

Siphatales thalassinus thalassinus
Yes

Thumbnail. Tui chub, approximately 10 cm (4”) long. Date: 7/10/2007. Photo by Dave Giordano.

Grass Carp

Ctenopharyngodon idella
No

Thumbnail. Grass carp. Photographed on 05/13/08, by Konrad Schmidt, Nongame Fish Biologist, Division of Ecological Services, Minnesota DNR.

Green Sunfish

Lepomis cyanellus
No

Thumbnail. Green sunfish with measurements Location: Leonard Lake, California Date: 8/6/2008 Photo: Lisa Thompson

Gualala Roach

Lavinia parvipinnus
Yes

Thumbnail. California roach. Captured from the Gualala River. Photo by Carl Page, ARS Consulting.

Hardhead

Mylopharodon conocephalus
Yes

Thumbnail. Hardhead, adult, right side. Location: Center for Aquatic Biology and Aquaculture, UC Davis. Date: 17 May 2007. Photo by Dave Giordano.

High Rock Springs Tui Chub

Siphatales bicolor subspecies
Yes

Thumbnail. Tui chub, approximately 10 cm (4”) long. Date: 7/10/2007. Photo by Dave Giordano.

Humboldt Sucker

Catostomus occidentalis humboldtianus
Yes

 

Thumbnail. Sacramento sucker, adult, caught in Putah Creek, California on 26 June 2008 by Teejay O'Rear. Photo by Amber Manfree.

 

Inland Threespine Stickleback

Gasterosteus aculeatus microcephalus
Yes

Thumbnail. Threespine stickleback (armored). Location: Sacramento-San Joaquin River Delta. Date: 16 April 2011. Photo by Christopher Mosser, UC Davis.

Kern Brook Lamprey

Lampetra hubbsi
Yes

Kern River Rainbow Trout

Oncorhynchus mykiss gilberti
Yes

Thumbnail. Golden trout caught in Guitar Lake, 7/16/05. Length: 21 cm. Photo courtesy of Howard Kern.

Klamath Largescale Sucker

Catostomus snyderi
Yes

Klamath Mountains Province Summer Steelhead

Oncorhynchus mykiss
Yes

Thumbnail. Rainbow trout, 18 cm (7”) long. Location: Deer Creek, California (Yuba River basin). Date: 6/21/2007. Photo by Dave Giordano.

Klamath Mountains Province Winter Steelhead

Oncorhynchus mykiss
Yes

Thumbnail. Rainbow trout, 18 cm (7”) long. Location: Deer Creek, California (Yuba River basin). Date: 6/21/2007. Photo by Dave Giordano.

Klamath River Lamprey

Entosphenus similis
Yes

Thumbnail. Klamath River lamprey. Captured from the upper Trinity River near river mile 85 on 22 July 2009. Photo courtesy of John Hileman, CDFW.

Klamath Smallscale Sucker

Catostomus rimiculus
Yes

Thumbnail. Klamath smallscale sucker, captured from the maintstem Klamath River near Orleans, CA. Photo by Brian Hodge, Humboldt State University.

Klamath Speckled Dace

Rhinichthys osculus klamathensis
Yes

Thumbnail. Speckled dace, approximately 7 cm (3”) long. Date: 7/8/2007. Photo by Dave Giordano.

Klamath Tui Chub

Siphatales bicolor bicolor
Yes

Thumbnail. Tui chub, approximately 10 cm (4”) long. Date: 7/10/2007. Photo by Dave Giordano.

Lahontan Cutthroat Trout

Oncorhynchus clarki henshawi
Yes

Thumbnail. Cutthroat trout, sea-run adult. Caught along the beaches of Hood Canal near Seabeck, Washington. Photo courtesy of Larry Coté.

Lahontan Lake Tui Chub

Siphatales bicolor pectinifer
Yes

Thumbnail. Tui chub, approximately 10 cm (4”) long. Date: 7/10/2007. Photo by Dave Giordano.

Lahontan Mountain Sucker

Catostomus platyrhynchus
Yes

Thumbnail. Mountain sucker. Photo courtesy of Professor Peter B. Moyle.

Lahontan Redside

Richardsonius egregius
Yes

Thumbnail. Lahontan redside, caught in Bogard Spring Creek (Eagle Lake watershed) in 2011. Photo by Teejay O'Rear.

Lahontan Speckled Dace

Rhinichthys osculus robustus
Yes

Thumbnail. Speckled dace, approximately 7 cm (3”) long. Date: 7/8/2007. Photo by Dave Giordano.

Lahontan Stream Tui Chub

Siphatales bicolor obesus
Yes

Thumbnail. Tui chub, approximately 10 cm (4”) long. Date: 7/10/2007. Photo by Dave Giordano.

Lake Trout

Salvelinus namaycush
No

Thumbnail. Lake trout, captured from Donner Lake on 12/21/2009. Length: 53 cm (21

Largemouth Bass

Micropterus salmoides
No

Thumbnail. Largemouth bass approximately 30 cm (12”) long. Location: Deer Creek, California Date 6/22/2007. Photo by Dave Giordano.

Little Kern Golden Trout

Oncorhynchus mykiss whitei
Yes

Thumbnail. Golden trout caught in Guitar Lake, 7/16/05. Length: 21 cm. Photo courtesy of Howard Kern.

Long Valley Speckled Dace

Rhinichthys osculus subspecies
Yes

Thumbnail. Speckled dace, approximately 7 cm (3”) long. Date: 7/8/2007. Photo by Dave Giordano.

Longfin Smelt

Spirinchus thaleichthys
Yes

Thumbnail. Longfin smelt, male, 141 mm FL. Photographed on March 7, 2008 at the Tracy Fish Collection Facility, Tracy, CA. Photo by René Reyes, USBR.

Longjaw Mudsucker

Gillichthys mirabilis
Yes

Thumbnail. Longjaw mudsucker. Location: Eureka Slough, Humboldt Bay, CA. Date: 2003. Photo by Mike Wallace, California Department of Fish and Game.

Lost River Sucker

Catostomus luxatus
Yes

Lower Klamath Marbled Sculpin

Cottus klamathensis polyporus
Yes

Thumbnail. Marbled sculpin, approximately 7.5 cm (3”) long, taken by Lisa Thompson and Daniel J. Drake. Shasta River, California. 12/16/2003.

McCloud River Redband Trout

Oncorhynchus mykiss stonei
Yes

Thumbnail. Rainbow trout, 18 cm (7”) long. Location: Deer Creek, California (Yuba River basin). Date: 6/21/2007. Photo by Dave Giordano.

Mississippi Silversides

Menidia beryllina subspecies
No

Thumbnail. Mississippi silverside approximately 8 cm (3”) long. Location: Suisun Marsh, California Date: 8/8/2008. Photo by Dave Giordano.

Modoc Sucker

Catostomus microps
Yes

Thumbnail. Modoc sucker, spawning. Photo by Stewart Reid, Western Fishes, Ashland, OR.

Mojave Tui Chub

Siphatales mohavensis
Yes

Thumbnail. Tui chub, approximately 10 cm (4”) long. Date: 7/10/2007. Photo by Dave Giordano.

Monterey Hitch

Lavinia exilicauda harengeus
Yes

Thumbnail. Hitch adult. Photo courtesy of Professor Peter B. Moyle.

Monterey Roach

Lavinia symmetricus subditus
Yes

Thumbnail. California roach. Captured from the Gualala River. Photo by Carl Page, ARS Consulting.

Monterey Sucker

Catostomus occidentalis mnioltiltus
Yes

Thumbnail. Sacramento sucker, adult, caught in Putah Creek, California on 26 June 2008 by Teejay O'Rear. Photo by Amber Manfree.

Mountain Whitefish

Prosopium williamsoni
Yes

Thumbnail. Mountain whitefish. Location: Lower Truckee River, NV. Date: Oct. 2007. Photo by Marianne Denton, Dept. NRES, University of Nevada, Reno.

Navarro Roach

Lavinia symmetricus navarroensis
Yes

Thumbnail. California roach. Captured from the Gualala River. Photo by Carl Page, ARS Consulting.

Northern (Pit) Roach

Lavinia mitrulus
Yes

Thumbnail. California roach. Captured from the Gualala River. Photo by Carl Page, ARS Consulting.

Northern California Brook Lamprey

Entosphenus folletti
Yes

Thumbnail. Klamath River lamprey. Captured from the upper Trinity River near river mile 85 on 22 July 2009. Photo courtesy of John Hileman, CDFW.

Northern California Coast Summer Steelhead

Oncorhynchus mykiss
Yes

Thumbnail. Rainbow trout, 18 cm (7”) long. Location: Deer Creek, California (Yuba River basin). Date: 6/21/2007. Photo by Dave Giordano.

Northern California Coast Winter Steelhead

Oncorhynchus mykiss
Yes

Thumbnail. Rainbow trout, 18 cm (7”) long. Location: Deer Creek, California (Yuba River basin). Date: 6/21/2007. Photo by Dave Giordano.

Northern Green Sturgeon

Acipenser medirostris
Yes

Thumbnail. Green sturgeon, juvenile, in tank. Photo courtesy of Dennis Cocherell, UC Davis.

Owens Pupfish

Cyprinodon radiosus
Yes

Thumbnail. Owens pupfish, male. Location: Fish Slough, CA. Photo by Joe Ferreira, California Department of Fish and Game.

Owens Speckled Dace

Rhinichthys osculus subspecies
Yes

Thumbnail. Speckled dace, approximately 7 cm (3”) long. Date: 7/8/2007. Photo by Dave Giordano.

Owens Sucker

Catostomus fumeiventris
Yes

Thumbnail. Owens sucker, underwater. Location: Hot Creek, CA. Photo by Joe Ferreira, California Department of Fish and Game.

Owens Tui Chub

Siphatales bicolor snyderi
Yes

Thumbnail. Tui chub, approximately 10 cm (4”) long. Date: 7/10/2007. Photo by Dave Giordano.

Pacific Lamprey

Entosphenus tridentata
Yes

Thumbnail. Pacific lamprey, captured in rotary screw trap on Sacramento River at Knight's Landing. Photo by Dan Worth, CDFW.

Paiute Cutthroat Trout

Oncorhynchus clarki seleneris
Yes

Thumbnail. Cutthroat trout, sea-run adult. Caught along the beaches of Hood Canal near Seabeck, Washington. Photo courtesy of Larry Coté.

Paiute Sculpin

Cottus beldingi
Yes

Thumbnail. Paiute sculpin (lateral view) from Sagehen Creek, CA in 2012. Photo by Matt Young.

Pink Salmon

Oncorhynchus gorbuscha
Yes

Pit River Tui Chub

Siphatales thalassinus subspecies
Yes

Thumbnail. Tui chub, approximately 10 cm (4”) long. Date: 7/10/2007. Photo by Dave Giordano.

Pit Sculpin

Cottus pitensis
Yes

Thumbnail. Pit sculpin. Modoc County, CA. July 10, 2007. Photo by Dave Giordano.

Pit-Klamath Brook Lamprey

Lampetra lethophaga
Yes

Thumbnail. Pit-Klamath brook lamprey adult. Location: Dry Creek, Lake County, Oregon. Date: 9/18/2007. Photo by Michael P. Heck, Oregon DFW.

Porthole Livebearer

Poeciliopsis gracilis
No

Thumbnail. Porthole livebearer, female. Location: Irrigation drain (Oasis-Grant), north end of the Salton Sea. 5/20/2010. Photo - Sharon Keeney, CDFW.

Prickly Sculpin

Cottus asper subspecies
Yes

Thumbnail. Prickly sculpin, approximately 10 cm (4”) long. Location: Suisun Marsh, California. Date: 8/6/2007. Photo by Dave Giordano.

Pumpkinseed

Lepomis gibbosus
No

Thumbnail. Pumpkinseed, captured from Lake Davis, CA. Photo by Robert Vincik, California Department of Fish and Game.

Rainwater Killifish

Lucania parva
No

Thumbnail. Rainwater Killifish (left) caught in Artesian Slough, Santa Clara County, California on 6 November, 2016 by Jim Hobbs. Photo by Jim Ervin.

Razorback Sucker

Xyrauchen texanus
Yes

Thumbnail. Razorback sucker. Photo taken at the Ouray National Fish Hatchery by Mark Fuller, US Fish & Wildlife Service, provided by Tim Modde, USFWS.

Red Hills Roach

Lavinia symmetricus subspecies
Yes

Thumbnail. California roach. Captured from the Gualala River. Photo by Carl Page, ARS Consulting.

Red Shiner

Cyprinella lutrensis
No

Thumbnail. Red shiner. Caught in the Rock River, Rock County, Minnesota, in July 2002. Photo by Konrad Schmidt, Minn. DNR.

Redear Sunfish

Lepomis microlophus
No

Thumbnail. Redear sunfish. Photo courtesy of Professor Peter B. Moyle.

Redeye Bass

Micropterus coosae
No

Thumbnail. Redeye bass, adult. Caught in eastern USA. Photo courtesy of Drew Gregory.

Reticulate Sculpin

Cottus perplexus
Yes

Riffle Sculpin

Cottus gulosus
Yes

Thumbnail. Riffle sculpin, side view. Location: South Fork American River. Date: 5 May 2010. Photo by Lisa C. Thompson.

River Lamprey

Lampetra ayersi
Yes

Thumbnail. River lamprey, captured in rotary screw trap on Sacramento River at Knight's Landing. Photo by Dan Worth, CDFW.

Rough Sculpin

Cottus asperrimus
Yes

Russian River Roach

Lavinia symmetricus subspecies
Yes

Thumbnail. California roach. Captured from the Gualala River. Photo by Carl Page, ARS Consulting.

Russian River Tule Perch

Hysterocarpus traskii pomo
Yes

Thumbnail. Tule perch, 13 cm (5”) long. Location: Suisun March. Date: 8/6/2007. Photo by Dave Giordano.

Sacramento Blackfish

Orthodon microlepidotus
Yes

Thumbnail. Sacramento blackfish, caught in the San Joaquin river near Stockton on 11/11/08. Photo by Steve Reem.

Sacramento Hitch

Lavinia exilicauda exilicauda
Yes

Thumbnail. Hitch adult. Photo courtesy of Professor Peter B. Moyle.

Sacramento Perch

Archoplites interruptus
Yes

Thumbnail. Sacramento perch, adult male. Captured from Sindicich Lagoon, Martinez, California in May 2001. Photo by Chris Miller, Contra Costa MVCD.

Sacramento Pikeminnow

Ptychocheilus grandis
Yes

Thumbnail. Sacramento pikeminnow, juvenile. Location: Deer Creek California (Yuba River basin). Date: 6/20/2007. Photo by Dave Giordano.

Sacramento Speckled Dace

Rhinichthys osculus subspecies
Yes

Thumbnail. Speckled dace, approximately 7 cm (3”) long. Date: 7/8/2007. Photo by Dave Giordano.

Sacramento Splittail

Pogonichthys macrolepidotus
Yes

Thumbnail. Sacramento splittail, adult, from the Cosumnes River, CA. Photo courtesy of Professor Peter B. Moyle.

Sacramento Sucker

Catostomus occidentalis occidentalis
Yes

Thumbnail. Sacramento sucker, adult, caught in Putah Creek, California on 26 June 2008 by Teejay O'Rear. Photo by Amber Manfree.

Sacramento Tule Perch

Hysterocarpus traskii traskii
Yes

Thumbnail. Tule perch, 13 cm (5”) long. Location: Suisun March. Date: 8/6/2007. Photo by Dave Giordano.

Sailfin Molly

Poecilia latipinna
No

Thumbnail. Sailfin molly, male, left side. Irrigation drain (Oasis-Grant Drain) at the north end of the Salton Sea, 2010. Photo - Sharon Keeney, CDFW.

Salt Creek Pupfish

Cyprinodon salinus salinus
Yes

Thumbnail. Salt Creek pupfish, male, dorsal/frontal view. Photographed at Salt Creek, CA (Death Valley National Park). Photo by Rian K. Long.

Santa Ana Speckled Dace

Rhinichthys osculus subspecies
Yes

Thumbnail. Speckled dace, approximately 7 cm (3”) long. Date: 7/8/2007. Photo by Dave Giordano.

Santa Ana Sucker

Catostomus santaanae
Yes

Thumbnail. Santa Ana sucker, behind rock, in the San Gabriel River, CA, on 06/27/2007. Photo by Manna Warburton.

Saratoga Springs Pupfish

Cyprinodon nevadensis nevadensis
Yes

Thumbnail. Amargosa pupfish, left side. Photographed at Ash Meadows, Nevada in April 2006. Photo by Joseph C. Sullivan.

Shay Creek Stickleback

Gasterosteus aculeatus subspecies
Yes

Thumbnail. Threespine stickleback (armored). Location: Sacramento-San Joaquin River Delta. Date: 16 April 2011. Photo by Christopher Mosser, UC Davis.

Shimofuri Goby

Tridentiger bifasciatus
No

Thumbnail. Shimofuri goby, approximately 5 cm (2”) long. Location: Suisun Marsh, California Date: 8/6/2007. Photo by Dave Giordano.

Shiner Perch

Cymatogaster aggregata
Yes

Thumbnail. Shiner perch, captured from Edison Canal, Ventura County, CA on 15 December 2005. Photo by Steve Howard.

Shortfin Molly

Poecilia mexicana
No

Thumbnail. Shortfin molly, male. Location: In a wash just south of Bombay Beach, Salton Sea. Date: Sept. 27, 2010. Photo by Sharon Keeney, CDFW.

Shortnose Sucker

Chasmistes brevirostris
Yes

Thumbnail. Shortnose sucker. Photo by Stewart Reid, Western Fishes, Ashland, OR.

Shoshone Pupfish

Cyprinodon nevadensis shoshone
Yes

Thumbnail. Amargosa pupfish, left side. Photographed at Ash Meadows, Nevada in April 2006. Photo by Joseph C. Sullivan.

Smallmouth Bass

Micropterus dolomieu
No

Thumbnail. Smallmouth bass. Photo courtesy of Drew Gregory.

Sockeye (Kokanee) Salmon

Onchorynchus nerka
No

Thumbnail. Kokanee salmon. Location: Kootenay Lake, BC, Canada, Date: circa 1994, Photo by Lisa Thompson.

South Central California Coast Steelhead

Oncorhynchus mykiss
Yes

Thumbnail. Rainbow trout, 18 cm (7”) long. Location: Deer Creek, California (Yuba River basin). Date: 6/21/2007. Photo by Dave Giordano.

Southern California Steelhead

Oncorhynchus mykiss
Yes

Thumbnail. Rainbow trout, 18 cm (7”) long. Location: Deer Creek, California (Yuba River basin). Date: 6/21/2007. Photo by Dave Giordano.

Southern Green Sturgeon

Acipenser medirostris
Yes

Thumbnail. Green sturgeon, juvenile, in tank. Photo courtesy of Dennis Cocherell, UC Davis.

Southern Oregon Northern California Coast Coho Salmon

Oncorhynchus kisutch
Yes

Thumbnail. Coho salmon fry taken by Lisa Thompson. Location: Shasta River, California. Date: 4/13/2004. Fish was approximately 6.5 cm long (2.5”).

Southern Oregon Northern California Coast Fall Chinook Salmon

Oncorhynchus tshawytscha
Yes

Thumbnail. Chinook salmon. Spring-run Chinook salmon (female spawner) swimming in Butte Creek, CA on 14 September 2006. Photo - Lisa Thompson, UC Davi

Spotted Bass

Micropterus punctulatus
No

Thumbnail. Spotted bass, juvenile, approximately 7.5 cm (3”) long. Location: Deer Creek, California Date: 6/22/2007. Photo by Dave Giordano.

Staghorn Sculpin

Leptocottus armatus
Yes

Thumbnail. Pacific staghorn sculpin caught in Suisun Marsh, CA on 20 August 2008. Photo by Amber Manfree.

Starry Flounder

Platichthys stellatus
Yes

Thumbnail. Starry flounder, juvenile, approximately 7.5 cm (3”) long. Location: Suisun Marsh, California. Date: 8/8/2007. Photo by Dave Giordano.

Striped Bass

Morone saxatilis
No

Thumbnail. Striped bass, approximately 18 cm (7”) long. Location: Suisun Marsh, California Date: 8/6/2007. Photo by Dave Giordano.

Striped Mullet

Mugil cephalus
Yes

Striped Mullet_Thumbnail

Surf Smelt

Hypomesus pretiosus
Yes

Thumbnail. Surf smelt. Location: Eureka Slough, Humboldt Bay, CA. Date: 2004. Photo by Mike Wallace, CDFW.

Tahoe Sucker

Catostomus tahoensis
Yes

Thumbnail. Tahoe sucker, adult, approximately 15 cm (6”) long. Date: 7/8/2007. Photo by Dave Giordano.

Tecopa Pupfish

Cyprinodon nevadensis calidae
Yes

Thumbnail. Amargosa pupfish, left side. Photographed at Ash Meadows, Nevada in April 2006. Photo by Joseph C. Sullivan.

Tench

Tinca tinca
No

Thumbnail. Tench, caught in Storrington, West Sussex, England on 19 August 2009. Photo by Peter Collington.

Thicktail Chub

Siphatales crassicauda
Yes

Threadfin Shad

Dorosoma petenense
No

Thumbnail. American shad, head. Caught on the Feather River (Star Bend boat launch) on 4 July 2008. Approximately 20 cm TL.  Photo by Brian Currier.

Tidewater Goby

Eucyclogobius newberryi
Yes

Thumbnail. Tidewater goby. Captured from Big Lagoon, CA, on 5/9/2006,  Size: approximately 45 mm long. Photo by Zack Larson, USFWS.

Tomales Roach

Lavinia symmetricus subspecies
Yes

Thumbnail. California roach. Captured from the Gualala River. Photo by Carl Page, ARS Consulting.

Topsmelt

Atherinops affinis
Yes

Thumbnail. Topsmelt, captured from the Santa Clara River Estuary, Ventura County, CA on 28 March 2004. Photo by Steve Howard.

Unarmored Threespine Stickleback

Gasterosteus aculeatus williamsoni
Yes

Thumbnail. Threespine stickleback (armored). Location: Sacramento-San Joaquin River Delta. Date: 16 April 2011. Photo by Christopher Mosser, UC Davis.

Upper Klamath Marbled Sculpin

Cottus klamathensis klamathensis
Yes

Thumbnail. Marbled sculpin, approximately 7.5 cm (3”) long, taken by Lisa Thompson and Daniel J. Drake. Shasta River, California. 12/16/2003.

Upper Klamath-Trinity Fall Chinook Salmon

Oncorhynchus tshawytscha
Yes

Thumbnail. Chinook salmon. Spring-run Chinook salmon (female spawner) swimming in Butte Creek, CA on 14 September 2006. Photo - Lisa Thompson, UC Davi

Upper Klamath-Trinity Spring Chinook Salmon

Oncorhynchus tshawytscha
Yes

Thumbnail. Chinook salmon. Spring-run Chinook salmon (female spawner) swimming in Butte Creek, CA on 14 September 2006. Photo - Lisa Thompson, UC Davi

Wakasagi

Hypomesus nipponensis
No

Thumbnail. Wakasagi, captured in rotary screw trap on the Sacramento River at Knight's Landing on 2/26/2009. Photo by Dan Worth, CDFW.

Warmouth

Lepomis gulosus
No

Thumbnail. Warmouth, Sacramento River at Knight's Landing, 12/16/2009. Length approximately 9 cm (3.5 inches). Photo by Kasie Barnes, CDFW.

Western Brook Lamprey

Lampetra richardsoni
Yes

Thumbnail. Western brook lamprey. Location: Prairie Creek, CA. Date: 2011. Photo by Michael Sparkman, CDFW.

Western Mosquitofish

Gambusia affinis
No

Thumbnail. Western mosquitofish, captured in rotary screw trap on Sacramento River at Knight's Landing. Date: 1/29/2009. Photo by Dan Worth, CDFW.

White Bass

Morone chrysops
No

Thumbnail. White bass, caught in Nacimiento Reservoir, CA, by Teejay O'Rear. Photo by Amber Manfree.

White Catfish

Ameiurus catus
No

Thumbnail. White catfish swimming, approximately 21 cm (6”) long. Location: Deer Creek, California Date: 6/20/2007. Photo by Dave Giordano.

White Crappie

Pomoxis annularis
No

Thumbnail. White crappie. Photo courtesy of Corey Geving, webmaster at roughfish.com.

White Sturgeon

Acipenser transmontanus
Yes

Thumbnail. White sturgeon. Photo courtesy of Professor Peter B. Moyle.

Yellow Bullhead

Ameiurus natalis
No

Thumbnail. Yellow bullhead. Photo by Konrad Schmidt, Nongame Fish Biologist, Division of Ecological Services, Minnesota Dept. of Natural Resources

Yellow Perch

Perca flavescens
No

Thumbnail. Yellow perch, caught in Iron Gate Reservoir, California on 13 May 2009 by Teejay O'Rear. Photo by Amber Manfree.

Yellowfin Goby

Acanthogobius flavimanus
No

Thumbnail. Yellowfin goby, approximately 10 cm (4”) long. Location: Suisun Marsh, California Date: 8/8/2008.

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