Fish Species

Fish Species by Watersheds : 'Canada Aguanga-San Luis Rey River-180703030102'

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

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.

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.

Bluegill

  • Lepomis macrochirus
  • No
  • Thumbnail. Bluegill approximately 15 cm (6”) long. Location: Leonard Lake, California Date: 8/6/2008 Photo: Lisa Thompson

Brown Bullhead

  • Ameiurus nebulosus
  • No
  • Thumbnail. Brown bullhead. Caught in Seneca County, New York. Photo by Arthur Masloski, January 2009.

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.

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.

Green Sunfish

  • Lepomis cyanellus
  • No
  • Thumbnail. Green sunfish with measurements Location: Leonard Lake, California Date: 8/6/2008 Photo: Lisa Thompson

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.

Redear Sunfish

  • Lepomis microlophus
  • No
  • Thumbnail. Redear sunfish. Photo courtesy of Professor Peter B. Moyle.

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.