Actinopterígios (peces con aletas radiadas) >
Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas) > Brosmophycinae
Etymology: Diancistrus: Greek, di = two + Greek, agkistron = hook (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecología
; marino asociado a arrecife; rango de profundidad 5 - 25 m (Ref. 34024). Tropical
Distribución
Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri
Western Central Pacific: Great Barrier Reef north of 16°S and in Papua New Guinea south of 5°S; westwards in Maluku, Indonesia; along the Louisiade Archipelago to the Solomon Islands including Santa Cruz Islands and Vanuatu.
Tamaño / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 10.3 cm SL macho / no sexado; (Ref. 57884); 10.0 cm SL (female)
Radios blandos dorsales (total): 74-85; Radios blandos anales: 60 - 69; Vértebra: 43 - 45. The species is characterized by the following: vertebrae 11+32-34=43-45, dorsal fin rays 74-85 (mostly >77), anal fin rays 60-69, D/V 6 (rarely 7); large eyes (2.1-3.4% SL); outer pseudoclasper with broad hook-shaped extension, with rounded tip, slightly bent outwards; inner pseudoclasper short, joined to outer pseudoclasper anteriorly, supporter with anteriorly oriented small hook, and with a wide thin flap at posterior-distal margin; scale patch on cheek with 7-9 scale rows on upper cheek, many scales on operculum above opercular spin (7-16 scales in 2-4 rows), in very large specimens additional scale patch below opercular spine (4-12); head profile is moderately slender; otolith length sulcus length 1.9-2.0, sulcus slightly inclined (Ref. 57884).
Rare species, found on coral-sand bottom (Ref. 34024). Benthic (Ref. 75154). Cryptic and solitary (Ref 90102).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
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)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 118484)
Not Evaluated
Threat to humans
Harmless
Human uses
Pesquerías: sin inters
Más información
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Fuentes de Internet
Estimates based on models
Preferred temperature (Ref.
115969): 26.1 - 29.3, mean 28.6 °C (based on 1516 cells).
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00457 (0.00176 - 0.01185), b=3.10 (2.87 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (Assuming Fec < 100).
Vulnerability (Ref.
59153): Low vulnerability (20 of 100) .
