Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Ophidiiformes (Cusk eels) > Dinematichthyidae (Viviparous brotula)
Etymology: Diancistrus: Greek, di = two + Greek, agkistron = hook (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; reef-associated; depth range 5 - 25 m (Ref. 34024). Tropical

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | 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.

Size / Weight / Age

Maturity: L_m ? range ? - ? cm
Max length : 10.3 cm SL male/unsexed; (Ref. 57884); 10.0 cm SL (female)

Short description Identification keys | Morphology | Morphometrics

Dorsal soft rays (total): 74 - 85; Anal soft rays: 60 - 69; Vertebrae: 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 Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

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. 130435)

Least Concern (LC) ; Date assessed: 04 February 2009

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

Fisheries: of no interest

FAO - Publication: search | FishSource |

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Diancistrus novaeguineae (Machida, 1996)