>
Beryciformes (Sawbellies) >
Melamphaidae (Bigscale fishes or ridgeheads)
Etymology: Melamphaes: Greek, melan, -anos = black + Greek, amphi = both side (Ref. 45335).
More on author: Gill.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin bathypélagique; profondeur 100 - 3200 m (Ref. 84880), usually 300 - ? m (Ref. 84880). Deep-water; 29°N - 48°S
North Atlantic: off the American, European and African coasts; central part of the Ocean - above the Corner Ridge and North-Atlantic Ridge (northern most 57°46'N, 11°05'W). South Atlantc: Vema Seamount, Argentina to South Africa (northern most 18°39'S, 04°16'W, all other catches up to 40°S. Indian Ocean: off South Africa, Madagascar and Mozambique ridges. Pacific: Northwest - off Nampo Is. And Ogasawara (Bonin); Northeast - off California; Southwest - Tasman Sea.
Longueur à la première maturité / Taille / Poids / Âge
Maturité: Lm 9.4, range 9 - 9.7 cm
Max length : 10.6 cm SL mâle / non sexé; (Ref. 84880)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 3; Rayons mous dorsaux (Total) : 5; Épines anales: 1; Rayons mous anaux: 17. Light brown body; unpigmented fins; mouth and branchial cavity light brown. Well-developed post temporal spine, directed antero-dorsally. About 20 transverse rows of scales (nape to caudal fin) (Ref. 31511). Head with obtuse angle in lateral margin (Ref. 37108).
Body shape (shape guide): fusiform / normal.
A mesopelagic oceanic species (Ref. 84880)
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Kotlyar, A.N., 1999. Melamphaes suborbitalis (Melamphaidae): osteology, intraspecific structure, distribution, and description of a new species, Melamphaes parini sp. nova. Vopr. Ikhtiol. 39(4):447-459. [In Russian. English translation in J. Ichthyol. v. 39 (no. 6): 421-432.]. (Ref. 84880)
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
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.01096 (0.00451 - 0.02668), b=3.10 (2.89 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.6 ±0.2 se; based on size and trophs of closest relatives |
Résilience (Réf. 120179) |
Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming tm=2-4). |
Vulnérabilité de la pêche (Ref. 59153) |
Moderate to high vulnerability (53 of 100). 🛈 |