DistributionRead full entry
Range DescriptionNative to main Sacramento-San Joaquin river system, Pajaro-Salinas river drainage, and Clear Lake, California. Apparently introduced into the Russian River drainage, California. Introduced into the Carmel River drainage, California, and the Truckee Meadows area, west-central Nevada. Introduced and abundant in Lahontan Reservoir on Carson River, western Nevada, and possibly elsewhere. Common within native range (abundant in Clear Lake) (Page and Burr 1991).