Scientific Name
Sebastolobus altivelis

Common Name
Longspine thornyhead

Biology
Adults occur on soft bottom of offshore waters (Ref. 2850). Juveniles occur in midwater (Ref. 2850). Oviparous (Ref. 205). Eggs are spawned in pelagic gelatinous masses (Ref. 59312).

Classification

Classified By

Gilbert, 1896

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Rockfishes, rockcods and thornyheads (Sebastidae)

Distribution

Region

Eastern Pacific

Distribution

Eastern Pacific: Aleutian Islands, Alaska to southern Baja California, Mexico.

Range

52°N - 23°N

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

201 m

Depth To - meters

1757 m

Zone

bathydemersal

Environment

Marine; bathydemersal; depth range 201 - 1757 m (Ref. 27437)

Trophic Level

3.36 s.e. 0.54 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

39.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

High vulnerability (60 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (tm=6; tmax=45 (validate age: 27 yrs))

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated