University of California
California Fish Website

Fish Species by Location - %27Lower%20Pajaro%20River-180600020805%27

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


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

Inland Threespine Stickleback

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

Riffle Sculpin

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

Sacramento Perch

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

Sacramento Tule Perch

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

South Central California Coast Steelhead

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

Thicktail Chub

Siphatales crassicauda
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