Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 2 - 38 m (Ref. 2850). Temperate; 58°N - 32°N, 138°W - 117°W
Eastern Pacific: Baranof Island, southeastern Alaska to Point Lobos, central California, USA.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 15.0 cm TL male/unsexed; (Ref. 2850)
(total): 17 - 18;
soft rays: 22 - 24. Caudal fin rounded (Ref. 6885). Color olive green and generously marked with red; six or seven dark saddles across back and another series of dark spots along midside; oblique dark bands across dorsal and pectoral fins; wide dark, and narrow light sinuous bands on head (Ref. 6885).
Occurs in intertidal areas and to 38 m depth, in rocky areas and kelp (Ref. 2850). Frequently hangs vertically on rock faces (Ref. 2850). Active and highly territorial during the breeding season (Ref. 6885).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
IUCN Red List Status (Ref. 126983)
Threat to humans
Aquarium: public aquariums
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 123201
): 8.9 - 12, mean 10.3 °C (based on 50 cells).
Phylogenetic diversity index (Ref. 82804
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this BS (Ref. 93245
Trophic level (Ref. 69278
): 3.4 ±0.50 se; based on food items.
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Low vulnerability (10 of 100).
Nutrients (Ref. 124155
): Calcium = 103 [39, 235] mg/100g ; Iron = 0.411 [0.189, 0.947] mg/100g ; Protein = 17.3 [15.1, 19.5] % ; Omega3 = 0.586 [0.235, 1.630] g/100g ; Selenium = 9.51 [3.99, 23.71] μg/100g ; VitaminA = 30.1 [8.1, 103.8] μg/100g ; Zinc = 0.865 [0.546, 1.529] mg/100g (wet weight);