In California, coastal rainbow trout are the most widely-distributed native trout form and are found on the western slopes of the Sierra Nevada in waters draining to the Pacific Ocean. Species Status. Winter steelhead are extirpated from 36% of their historically occupied watersheds in the Central California Coast DPS, 2% in the Northern California Coast DPS, and 28% in the Klamath Mountains Province DPS; strongest remaining populations include Klamath River and Rogue River and tributaries. The distribution of non-anadromous individuals in the NC steelhead DPS is unknown. 2007). When droughts last multiple years and anadromous steelhead are unable to spawn, the Observed in the Klamath Mountains Province and Northern California DPS Defined as sub-adults that have spent 2-4 months in estuary or nearshore before returning to the river to overwinter . ), and pollution (especially from septic tanks and illegal waste dumping). includes 50 creek/river systems and their tributaries covering … Genetic studies on steelhead from the Eel River (Northern California Steelhead DPS) also found that winter and summer populations were more closely related to each other than they were to winter and summer populations from other rivers (Clemento 2006). Northern California Winter Steelhead Central California Coast and Northern California DPS/ESUs Co-Manager Draft anticipated 2014 California Hatchery Review Statewide Report – (California HSRG 2012) Independent scientific review of anadromous hatchery management/protocols California Steelhead Recovery and Management Resources steelhead LHV CA 2 2 Northern California Coast winter steelhead ESU/DPS CA 4 4 Northern California Coast summer steelhead LHV CA 2 3 Central Valley steelhead ESU/DPS CA 3 2 Central Coast steelhead ESU/DPS CA 3 3 South/ Central coast steelhead ESU/DPS CA 2 3 Southern steelhead ESU/DPS CA 2 3 Coastal rainbow … steelhead in the Mad River is considered a significant risk factor, as in some years hatchery-origin steelhead may constitute more than 60% of spawners in the Mad River and its tributaries (Spence 2016). Nevertheless, non … The study area spans the entire geographic region of the southern California Steelhead DPS identified in the recovery planning area (NMFS 2012; Figure 1). • The southern DPS . The National Oceanic and Atmospheric Administration, in cooperation with the U.S. These fish may be 5-6 years old, compared to the typical 4-year old spawners in more northern areas in California. There are currently 15 DPS for steelhead (Oncorhynchus mykiss) and 31 evolutionarily significant units (ESU) for … 226.211: 223.203. Steelhead (Northern California DPS) Oncorhynchus mykiss: Naturally spawned anadromous O. mykiss (steelhead) originating below natural and manmade impassable barriers in California coastal river basins from Redwood Creek to and including the Gualala River: 71 FR 834, Jan. 5, 2006. It is likely that these trout historically constituted only a small component of the overall population in most coastal basins, given the limited extent of historical barriers in most northern California watersheds. Endangered Species Act, and was therefore … steelhead in some southern California streams (e.g., the Santa Ynez River). The Northern California steelhead DPS is listed as threatened under the U.S. As California’s population grows, rural development increasingly encroaches along or near streams. Study area. Resulting impacts include water diversions, groundwater pumping, streambed alteration (to protect houses from flooding, construct road crossings, etc. Fish and Wildlife Service and Environmental Protection Agency, groups steelhead and salmon into distinct population segments (DPS). Steelhead (Puget Sound DPS… Steelhead were federally listed as an endangered species. populations (Papa et al. ESA Listing Status: Threatened on March 19, 1998 (63 FR 13347); reaffirmed January 5, 2006 (71 FR 833) DPS Description: This distinct population segment, or DPS, includes naturally spawned anadromous steelhead (Oncorhynchus mykiss) originating below natural and manmade impassable barriers from the … In North America, coastal rainbow trout are native to Pacific coast streams, from the Kuskokwim River in Alaska south to Baja California. METHODS. 2007, Pearse et al.