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Ophidiiformes (Cusk eels) >
Dinematichthyidae (Viviparous brotula)
Etymology: Diancistrus: Greek, di = two + Greek, agkistron = hook (Ref. 45335); alatus: Name from Latin 'alatus'; meaning winged, referring to the unusually large, protruding wing-shaped outer pseudoclaspers..
More on authors: Schwarzhans, Møller & Nielsen.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin récifal; profondeur 2 - 7 m (Ref. 57884). Tropical
Central Pacific: Tonga Islands.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 3.2 cm SL mâle / non sexé; (Ref. 57884)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Body slender, small; vertebrae 11+ 31 = 42; dorsal fin rays 79; anal fin rays 59; outer pseudoclasper large, wing-shaped, bent outwards, with flat, broad supporter; inner pseudoclasper is free, broad-based, bifurcate, its anterior branch twice as long as posterior branch extending over anterior part of outer pseudoclasper, both with rounded tip; scale patch only on cheek, no scales on operculum; otolith length to sulcus length 2.2 (Ref. 57884).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Schwarzhans, W., P.R. Møller and J.G. Nielsen, 2005. Review of the Dinematichthyini (Teleostei, Bythitidae) of the Indo-West-Pacific. Part I. Diancistrus and two new genera with 26 new species. The Beagle, Records of the Museum and Art Galleries of the Northern Territory 21:73-163. (Ref. 57884)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 24.9 - 29.1, mean 26.7 °C (based on 229 cells).
Phylogenetic diversity index (Ref.
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 (Ref.
69278): 3.1 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).