Fish Species

Fish Species by Watersheds : 'Oregon Slough-180102070501'

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

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

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

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.

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.

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”).