Actinopterygii (ray-finned fishes) > Scorpaeniformes
(Scorpionfishes and flatheads) > Sebastidae
(Rockfishes, rockcods and thornyheads) > Sebastinae
Etymology: Sebastes: Greek, sebastes = august, venerable (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 20 - 500 m (Ref. 49962), usually 90 - 300 m (Ref. 49962). Deep-water; 40°N - 27°N, 125°W - 114°W
Eastern Central Pacific: Usal, Mendocino County in central California, USA to central Baja California and Guadalupe Island (off north central Baja California) in Mexico.
Length at first maturity / Size / Weight / Age
Maturity: Lm 39.3, range 42 - 52 cm
Max length : 100.0 cm FL male/unsexed; (Ref. 49962); max. published weight: 13.0 kg (Ref. 2850); max. reported age: 55 years (Ref. 49962)
Found on the bottom at moderate depths, to 366 m (Ref. 2850). Juveniles are pelagic (Ref. 36715), over fine sand and clay, whereas adults (>44 cm TL) inhabit rocky areas at 90-300 m (Ref. 49962). Viviparous, with planktonic larvae (Ref. 36715).
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. 115185)
CITES (Ref. 115941)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 7.8 - 11.5, mean 8.8 (based on 16 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01072 (0.00559 - 0.02052), b=3.07 (2.91 - 3.23), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 4.0 ±0.7 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): Very Low, minimum population doubling time more than 14 years (tm=11-12; tmax=55; K=0.05).
Prior r = 0.2, 2 SD range = 0.06 - 0.64, log(r) = -1.61, SD log(r) = 0.59, Based on: 1 K, 8 tgen, 1 tmax, 3 Fec records
Vulnerability (Ref. 59153
): High to very high vulnerability (70 of 100) .