Fish Species

Fish Species by Watersheds : 'Lake Crowley-Owens River-180901020209'

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 Bullhead

  • Ameiurus melas
  • No

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

Brown Bullhead

  • Ameiurus nebulosus
  • No

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

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.

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 Stream Tui Chub

  • Siphatales bicolor obesus
  • Yes

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

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.

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.