Harlequin rockfish (Sebastes variegatus) fish species and information / pictures of Harlequin rockfish - Sebastes variegatus

Harlequin rockfish (Sebastes variegatus) fish species information

Scientific Name
Sebastes variegatus

Common Name
Harlequin rockfish

Biology
Viviparous (Ref. 34817). Too small to be of high commercial value (Ref. 27437).

Classification

Classified By
Quast, 1971
Class
Ray-finned fishes (Actinopterygii)
Order
Scorpionfishes and Flatheads (Scorpaeniformes)
Family
Rockfishes, rockcods and thornyheads (Sebastidae)

Distribution

Region
Northeast Pacific
Distribution
Northeast Pacific: Bowers Bank and Petrel Bank in the Aleutian chain to Newport, Oregon, USA.
Range
55°N - 45°N

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
70 m
Depth To - meters
558 m
Zone
demersal
Environment
Marine; demersal; depth range 70 - 558 m (Ref. 27437)
Trophic Level
3.62 s.e. 0.56 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
True
Occurs in Brackish water
False
Occurs in Fresh Water
False
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
38.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: minor commercial; gamefish: yes
Vulnerability
High to very high vulnerability (66 of 100)
Resilience
Low, minimum population doubling time 4.5 - 14 years (tmax=47)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated