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Trisopterus esmarkii  (Nilsson, 1855)

Norway pout
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| Native range | All suitable habitat | PointMap | Year 2100 |
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Trisopterus esmarkii   AquaMaps   Data sources: GBIF OBIS
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Image of Trisopterus esmarkii (Norway pout)
Trisopterus esmarkii
Picture by Dolgov, A.

Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Gadiformes (Cods) > Gadidae (Cods and haddocks)
Etymology: Trisopterus: Greek, tris = thrice + Greek, pteron = wing, fin (Ref. 45335).

Environment / Climate / Range Ecology

Marine; benthopelagic; oceanodromous (Ref. 51243); depth range 50 - 300 m (Ref. 54932), usually 100 - 200 m (Ref. 54932).   Temperate; 79°N - 48°N, 27°W - 30°E (Ref. 54932)

Length at first maturity / Size / Weight / Age

Maturity: Lm ?, range 11 - 15 cm
Max length : 35.0 cm TL male/unsexed; (Ref. 1371); common length : 19.0 cm TL male/unsexed; (Ref. 4645); max. reported age: 5 years (Ref. 273)

Short description Morphology | Morphometrics

Dorsal spines (total): 0; Anal spines: 0. Gray-brown dorsally, silvery on sides, white on belly. A dark blotch is at the upper edge of the pectoral-fin base.

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

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

Biology     Glossary (e.g. epibenthic)

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).

Main reference Upload your references | References | Coordinator | Collaborators

Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p.

IUCN Red List Status (Ref. 90363)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

Fisheries: highly commercial
FAO(fisheries: production, species profile; publication : search) | FIRMS (Stock assessments) | FisheriesWiki | Sea Around Us

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Internet sources

BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | iSpecies | National databases | PubMed | Scirus | SeaLifeBase | Tree of Life | uBio | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record

Estimates of some properties based on empirical models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5625   [Uniqueness, from 0.5 = low to 2.0 = high].
Trophic Level (Ref. 69278):  3.2   ±0.4 se; Based on diet studies.
Resilience (Ref. 69278):  Medium, minimum population doubling time 1.4 - 4.4 years (K=0.36; tm=2.3; tmax=5; Fec=27,000).
Vulnerability (Ref. 59153):  Low to moderate vulnerability (26 of 100) .
Price category (Ref. 80766):   Low.