Rubberlip Seaperch
Rhacochilus toxotes
Also known as: Rubberlip; Buttermouth
Size & Weight
Average Length
11.1"
Max Length
18.5"
Average Weight
2.0 lbs
Max Weight
5.0 lbs
Lifespan
10 years
Habitat
Depth Range
0 - 150 ft
Water Temp
52-60°F
Rocky areas; kelp beds; around harbors and bays; tide pools
Behavior
Spawning Season
Fall-winter mating; birth spring-summer
Migration: Generally residential; move to shallower water at night
Diet: Crustaceans; mollusks; detected with sensitive lips at night
Fishing Tips
PNW Season
Year-round; night fishing productive
Techniques: Rocky shore; pier fishing; kelp edges
Best Bait: Mussels; shrimp; pile worms; clams
Eating Quality
Edibility
Good to Excellent
Firm; mild; one of best-eating surfperch
State Records
California
5.0
lbs
Fun Facts
Largest surfperch; thick rubbery lips for detecting prey; nocturnal hunter
How to Identify
Large scales; copper coloration; distinctive ruby-red lower lip; found rocky areas
Commonly Confused With
Compare Side-by-SideOfficial Resources
Sources: CDFW
Change History (Last updated Feb 02, 2026 at 10:33 AM)
| Date | Change | Old Value | New Value |
|---|---|---|---|
| Feb 02, 2026 10:33 AM | Updated Avg Length | — | 11.1 |