DistributionRead full entry
Range DescriptionRange extends along the Pacific coast of North America from the Sacramento-San Joaquin estuary and Monterey Bay (single record), California, north to the southwestern Gulf of Alaska (westward beyond Prince William Sound to the base of the Alaska Peninsula), Alaska; landlocked populations occurs in Harrison Lake, British Columbia, and lakes Washington and Union, Washington (Page and Burr 1991, Moyle 2002, Wydoski and Whitney 2003). Range includes Willapa Bay, Skagit Bay, Columbia River, Grays Harbor, and Puget Sound in Washington; Coos Bay and Yaquina Bay in Oregon; Fraser River estuary and near Prince Rupert and Vancouver in British Columbia; Dixon Entrance, Yakutat Bay, Prince William Sound, and Cook Inlet in Alaska, Klamath River mouth (few confirmed records), Humboldt Bay (large decline, extirpated?), Eel River mouth (little suitable habitat, no recent records), Van Duzen River in Eel River drainage, Russian River estuary, San Francisco Bay-Sacramento-San Joaquin estuary, and the Gulf of the Farallones in California (U. S. Fish and Wildlife Service 1994, Moyle et al. 1995, Mecklenburg et al. 2002, Moyle 2002, Wydoski and Whitney 2003).