Lake Sonoma: is a stunning man-made lake located in northern county. It is stocked with species including bass, trout, and catfish. Bodega Bay: a Pacific Ocean coastal fishing town offers a variety of saltwater fishing options including rockfish, salmon, halibut, and Dungeness crab. Charter boats available for hire for deep-sea fishing. Tomales Bay: long, narrow inlet is a popular for shellfishing, including oysters and clams in western Sonoma. Anglers can also fish for steelhead trout and salmon in the bay. Petaluma River:is a tidal river located in the southern Sonoma County that is home to a variety of fish species including bass, sturgeon, and striped bass.