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Argentiniformes (Marine smelts) >
Microstomatidae (Pencil smelts)
Eponymy: Fridtjof Nansen (1861–1930) was a Norwegian explorer, scientist, diplomat and later recipient of the Nobel Peace Prize. [...] (Ref. 128868), visit book page.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin bathypélagique; profondeur 0 - 1400 m (Ref. 5123). Deep-water; 66°N - 35°N
North Atlantic: off southern Iceland eastward and southward to about 35°N. One record is from western Greenland and two are from North America to 40°N. Western Indian Ocean: South Africa, near Zanzibar, and Maldives (Ref. 26165).
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 24.5 cm SL mâle / non sexé; (Ref. 4773)
Rayons mous dorsaux (Total) : 9 - 10; Rayons mous anaux: 8 - 10; Vertèbres: 42 - 45. Adults silvery. Ventral fins inserted ahead of dorsal fin. Dorsal fin inserted in front of the midpoint of the body. Stomachs and peritoneum coated with dark pigment (Ref. 37473). Branchiostegal rays 3. Pyloric caeca 7-8.
Body shape (shape guide): elongated.
Spawns mainly in spring and early summer.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Cohen, D.M., 1984. Argentinidae (including Microstomatidae). p. 386-391. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the north-eastern Atlantic and the Mediterranean, Volume 1. Unesco, Paris. (Ref. 4773)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 2.1 - 10.7, mean 7.3 °C (based on 278 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (20 of 100).
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