Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin bathydémersal; profondeur 600 - 3500 m (Ref. 4472), usually 1000 - 2500 m (Ref. 5951). Deep-water; 70°N - 50°S, 180°W - 180°E
Eastern Atlantic: northern British Isles to Guinea; also off South Africa. Reported from Iceland (Ref. 12462). Western Atlantic: Davis Strait to Rio Grande Rise, Brazil. Southwest Pacific: New Zealand and Australia (Ref. 7300). Southeast Pacific: Nazca and Sala-y-Gomez (Ref. 50546). Macristium chavesi (pelagic larvae) known from Dominican Republic, Bay of Biscay, Azores, and in the Indian Ocean.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 64.0 cm SL mâle / non sexé; (Ref. 4472)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 17; Épines anales: 0; Rayons mous anaux: 11 - 13. Body deepest ahead of dorsal fin. Head depressed and bony, mouth large, teeth conical, recurved and mostly depressible (Ref. 39983). Preserved specimens, dark ventrally (Ref. 11228).
Body shape (shape guide): elongated.
Usually occurs below the 4°C isotherm. Rests stationary on the bottom with head slightly elevated in typical lizardfish fashion. Feeds primarily on fish and decapods (Ref. 4964). Synchronously hermaphroditic. Minimum depth reported from Ref. 5755.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Sulak, K.J., 1990. Synodontidae. p. 365-370. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 4472)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 2 - 5.4, mean 3.3 °C (based on 4492 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00324 (0.00128 - 0.00820), b=3.16 (2.93 - 3.39), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 4.3 ±0.69 se; based on food items.
Vulnérabilité de la pêche (Ref.
59153): Moderate to high vulnerability (51 of 100).
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Nutriments (Ref.
124155): Calcium = 27 [12, 76] mg/100g; Iron = 0.478 [0.175, 1.036] mg/100g; Protein = 15.1 [12.1, 17.4] %; Omega3 = 0.241 [0.074, 0.627] g/100g; Selenium = 27 [9, 65] μg/100g; VitaminA = 13.3 [2.4, 63.5] μg/100g; Zinc = 0.329 [0.202, 0.522] mg/100g (wet weight);
