Scientific Name
Sebastes mentella

Common Name
Beaked redfish

Biology
Inhabit deep waters (Ref. 4570). Epibenthic-pelagic (Ref. 58426). Bear live young. Gregarious throughout life. Feed on euphausiids, hyperiids, cephalopods, chaetognaths and small fishes. Ovoviviparous (Ref. 4570). Longevity was determined from isotope ratios and given as at least 65 years in general and at least 75 years in the waters off Nova Scotia (Ref. 45673).

Classification

Classified By

Travin, 1951

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Rockfishes, rockcods and thornyheads (Sebastidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Norwegian Sea from Lofoten Island northward to the western and northern coasts of Spitsbergen; southern part of the Barents Sea rarely to 35?E , on the Iceland-Faroes Ridge, Iceland and Greenland. Western Atlantic: Baffin Bay to Nova Scotia in Canada (Ref. 7251).

Range

79°N - 41°N, 67°W - 18°E

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

300 m

Depth To - meters

1441 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; oceanodromous (Ref. 51243); depth range 300 - 1441 m (Ref. 58426)

Trophic Level

3.65 s.e. 0.48 Based on diet studies.

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

58.0 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: commercial

Vulnerability

Moderate to high vulnerability (55 of 100)

Resilience

Very Low, minimum population doubling time more than 14 years (K=0.05-0.10; tm=10-13)

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)