University of California
California Fish Website

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

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.

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.

Klamath Largescale Sucker

Catostomus snyderi
Yes

Klamath Speckled Dace

Rhinichthys osculus klamathensis
Yes

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

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