Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 0 - 302 m (Ref. 6793). Subtropical; 5°C - 10°C (Ref. 131055); 39°N - 30°N, 123°W - 115°W
Eastern Pacific: San Francisco, California, USA to Cape San Quintin, Baja California, Mexico.
Length at first maturity / Size / Weight / Age
Maturity: Lm 34.0, range 29 - ? cm
Max length : 51.0 cm TL male/unsexed; (Ref. 2850); max. published weight: 1.5 kg (Ref. 40637); max. reported age: 18 years (Ref. 39277)
Inhabit rocky areas. Reported to reach 64 cm, but specimens over 51 cm may have been the redbanded rockfish, Sebastes babcocki. Adults feed on fish and crustaceans (Ref. 131055). Viviparous (Ref. 34817).
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. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fisheries: commercial; gamefish: yes; aquarium: public aquariums
Tools
Special reports
Download XML
Internet sources
Estimates based on models
Preferred temperature (Ref.
123201): 9.7 - 11.9, mean 9.9 °C (based on 5 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00677 - 0.01860), b=3.02 (2.88 - 3.16), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.7 ±0.5 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): Low, minimum population doubling time 4.5 - 14 years (tmax=18).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
