Summary
The lake is known for its abundance of trout, bass, and bluegill fish. Nearby activities include hiking, picnicking, and boating. Fishing tips include using bait such as power bait or worms and fishing during early morning or late afternoon. The best time of year to visit is from April to October, with temperatures ranging from 60-80°F. Overall, Lake Ralphine is a great choice for those seeking a relaxing day of fishing and outdoor activities.
Fish Species
Largemouth Bass
Black Crappie
Brown Trout
Rainbow Trout
Weather Forecast
Nearby Streamflow Levels
Angling Safety Guidelines
Check local fishing rules, seasons, size limits, and license requirements to ensure legal and sustainable angling.
Handle Fish Responsibly
Use wet hands, minimize air exposure, and release fish gently to improve survival rates when practicing catch-and-release.
Choose the Right Gear
Match your rod, line, and tackle to the species and conditions to increase success and reduce unnecessary harm to fish.
Respect the Waterway
Avoid disturbing habitat, prevent bank erosion, and keep a safe distance from spawning areas to protect ecosystems.
Keep It Clean
Pack out all line, hooks, bait containers, and trash—discarded gear can injure wildlife and degrade waterways.
Spring Lake Regional Park
Sonoma County Fairgrounds RV Park
Sugarloaf Ridge State Park
Bothe - Napa Valley State Park
Napa County Fairgrounds
Camp Via (Sonoma Developmental Center)
Lake Ralphine
Flat Rock Park
Peters Spring Park
Brush Creek Park
Spring Lake Regional Park
Tanglewood Park