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Ophidiiformes (Cusk eels) >
Dinematichthyidae (Viviparous brotula)
Etymology: Diancistrus: Greek, di = two + Greek, agkistron = hook (Ref. 45335); alleni: Named for Gerald R. Allen, Perth, Western Australia.
Eponymy: Dr Gerald Robert ‘Gerry’ Allen (d: 1942) is an American-born Australian ichthyologist. [...] (Ref. 128868), visit book page.
More on authors: Schwarzhans, Møller & Nielsen.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin récifal; profondeur 5 - 17 m (Ref. 57884). Tropical
Indo-West Pacific: Chagos and Maldives to Java, Australia, New Guinea, the Solomons, Vanuatu, and Samoa.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 7.0 cm SL mâle / non sexé; (Ref. 57884)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 75 - 84; Rayons mous anaux: 60 - 70; Vertèbres: 43 - 45. Diagnosis. Vertebrae 11+32-34=43-45, dorsal fin rays 75-84, anal fin rays 60-70; outer pseudoclasper hook-shaped, hook-like extension bent outwards, with massive supporter; inner pseudoclasper anteriorly connected to outer pseudoclasper, stout, fleshy; 1 or 2, rarely 3 large scales on operculum above opercular spine aligned in single row and usually covered by mucus and skin (Ref. 57884).
Solitary inhabitant of coral reef crevices, cryptic (Ref 90102).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | 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: Version 2024-2)
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): 25 - 29.3, mean 28.3 °C (based on 1927 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): 3.3 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).