Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; profondeur 75 - 1750 m (Ref. 58496). Deep-water; 81°N - 45°N, 61°W - 140°E
Arctic: Kara and Laptev seas. Atlantic: Faroe-Shetland Channel to the Norwegian Sea, Spitsbergen, Murmansk and throughout Barents Sea; one specimen from Skagerrak; Newfoundland and Labrador (Ref. 9926). Reported from Greenland (Ref. 9926) and Iceland (Ref. 12462).
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm TL mâle / non sexé; (Ref. 35388)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 53 - 57; Rayons mous anaux: 47 - 51; Vertèbres: 59 - 63. Pores 2-6-7-2; post orbital pore absent, 2 suprabranchial pores, chin pores somewhat drawn together; teeth simple; lower lobe of pectoral fin longer by 1.3-2.4 times that in upper lobe; pocket-like skin fold in front of symphysis of pectoral present; anteanal distance 53%SL, pyriform disk; large gill slit reaching below the base of the lower lobe of the pectoral fin; coloration in pink present in living specimens and peritoneum without black pigmentation (Ref. 41470). Suction disc small, almost equal to diameter of the eye. One nostril on each side of the mouth (Ref. 35388).
On muddy bottoms (Ref. 4702). Maximum depth reported at 1750 m )Ref. 58426). Epibenthic (Ref. 58426). Feeds on benthic and pelagic crustaceans (Ref. 4702) and fishes (Ref. 58426). Female lays about 300 eggs with a diameter of 4.5 mm (Ref. 35388).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Nielsen, J.G. and E. Bertelsen, 1992. Fisk i grønlandske farvande. Atuakkiorfik, Nuuk. 65 s. (Ref. 9925)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 0.4 - 8.6, mean 3 °C (based on 878 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00447 (0.00204 - 0.00980), b=3.17 (2.99 - 3.35), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.8 ±0.58 se; based on food items.
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).