Norway pout (Trisopterus esmarkii) fish species and information / pictures of Norway pout - Trisopterus esmarkii

Norway pout (Trisopterus esmarkii) fish species information

Scientific Name
Trisopterus esmarkii

Common Name
Norway pout

Biology
Benthopelagic to pelagic over muddy bottoms. Mostly found between 100 and 200 m. Feeds mostly on planktonic crustaceans (copepods, euphausiids, shrimps, amphipods) but also on small fish and various eggs and larvae (Ref. 1371). Caught mainly for reduction to fishmeal (Ref. 3383), trout pellets, fodder (Ref. 35388).

Classification

Classified By

Nilsson, 1855

Class

Ray-finned fishes (Actinopterygii)

Order

Cods (Gadiformes)

Family

Cods and haddocks (Gadidae)

Distribution

Region

Northeast Atlantic

Distribution

Northeast Atlantic: southwest Barents Sea, sometimes at Bear Island, south to the English Channel, around Iceland, and at the Faeroe Islands.

Range

79°N - 48°N, 27°W - 30°E

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

50 m

Depth To - meters

300 m

Zone

benthopelagic

Environment

Marine; benthopelagic; oceanodromous (Ref. 51243); depth range 50 - 300 m (Ref. 54932), usually 100 - 200 m (Ref. 54932)

Trophic Level

3.24 s.e. 0.41 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

35.0 cm

Common Length

19.0 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

Fisheries: highly commercial

Vulnerability

Low to moderate vulnerability (26 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (K=0.36; tm=2.3; tmax=5; Fec=27,000)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated