Fish Species

Fish Species by Watersheds : 'Gazos Creek-Frontal Ano Nuevo Bay-180500060303'

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.

Bluegill

  • Lepomis macrochirus
  • No

  • Thumbnail. Bluegill approximately 15 cm (6”) long. Location: Leonard Lake, California Date: 8/6/2008 Photo: Lisa Thompson

Coastal Threespine Stickleback

  • Gasterosteus aculeatus aculeatus
  • Yes

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

Common Carp

  • Cyprinus carpio
  • No

  • Thumbnail. Common carp approximately 18 cm (7”) long. Location: Suisun Marsh, California. Date: 8/8/2008. 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.

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.

Redear Sunfish

  • Lepomis microlophus
  • No

  • Thumbnail. Redear sunfish. Photo courtesy of Professor Peter B. Moyle.

Starry Flounder

  • Platichthys stellatus
  • Yes

  • Thumbnail. Starry flounder, juvenile, approximately 7.5 cm (3”) long. Location: Suisun Marsh, California. Date: 8/8/2007. 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.

White Crappie

  • Pomoxis annularis
  • No

  • Thumbnail. White crappie. Photo courtesy of Corey Geving, webmaster at roughfish.com.

Yellowfin Goby

  • Acanthogobius flavimanus
  • No

  • Thumbnail. Yellowfin goby, approximately 10 cm (4”) long. Location: Suisun Marsh, California Date: 8/8/2008.