Species
Serranidae
California Kelp Bass
Field guide · §4.6

California Kelp Bass

Paralabrax clathratus
Serranidae (sea basses)
Water
62-72°F
Best time
Dawn
Tide
Slack
14" minBag 5 combined (Calico + Sand + Spotted)
Robert's pick

How to catch a california kelp bass

Bait
4" plastic on a 1/2 oz drop-shot > live anchovy > live squid
Rig
Drop-shot tight to structure (vertical), OR Carolina rig along kelp edges
Technique
Drop the plastic on the rocks, gentle jiggle, let it fall again. The strike is hard — set immediately. Hot-pink, red-crawl, or motor oil are local color staples.
When they bite
Tide preference
Slack high, slack low (less current makes ambush easier)
Time of day
Dawn and dusk peaks; diurnal overall
Pressure
Stable
Moon bias
Any
Sources
  • · CDFW Saltwater Bass species page + Nearshore FMP
  • · Love, M.S. (2011) Certainly more than you want to know about the fishes of the Pacific Coast
Full citations in SPECIES-EVIDENCE.md §4.6.
← All species·§4.6 in SPECIES-EVIDENCE.md

California Kelp Bass

Paralabrax clathratus
Serranidae (sea basses)Prefers 6272°F14" minBag: 5 combined (Calico + Sand + Spotted)
Habitat & range

Where they live

CA range
Magdalena Bay → Columbia River (rare north of Pt. Conception)
Habitat types
Rocky reef + kelpOpen kelp bedsJetty into sandInner harbor (with kelp)
Water temp
6272°F preferred
Life history

Biology

Lifespan33+ years
Size at maturity~11" / ~3–4 years
Growth rateSlow — ~1"/year after age 3
SpawningSummer (June–September) in protracted aggregations near kelp
SchoolingLoose schools as juveniles; more solitary as adults but associate with structure
DietAnchovies, smelt, sardines, squid, small octopus, small crustaceans, juvenile rockfish
PredatorsSea lions, large halibut, white seabass, soupfin sharks
Behavior

When they bite

Tide preferenceSlack high, slack low (less current makes ambush easier)
Time of dayDawn and dusk peaks; diurnal overall
Pressure biasStable
Moon biasAny
Field ID

How to identify

Mottled brown-green back with creamy belly; large mouth extending past the eye; rays in the dorsal fin show pale spots (key ID vs sand bass)

Look-alikes

Sand Bass (less mottled, more uniformly brown, lacks pale dorsal spots); Spotted Bay Bass (clearly spotted, smaller, southern range)

Robert's pick

How to catch

Best bait4" plastic on a 1/2 oz drop-shot > live anchovy > live squid
Best rigDrop-shot tight to structure (vertical), OR Carolina rig along kelp edges
TechniqueDrop the plastic on the rocks, gentle jiggle, let it fall again. The strike is hard — set immediately. Hot-pink, red-crawl, or motor oil are local color staples.
California regulations
Min size14"
Bag limit5 combined (Calico + Sand + Spotted)

Always verify current regulations on the CDFW site.

Did you know

Calico bass migrate between kelp forests — tagging studies show some individuals move 10+ miles seasonally between summer and winter kelp habitats.

Sources
  • · CDFW Saltwater Bass species page + Nearshore FMP
  • · Love, M.S. (2011) Certainly more than you want to know about the fishes of the Pacific Coast
Full citations + cross-references in SPECIES-EVIDENCE.md §4.6.