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Diancistrus alatus Schwarzhans, Møller & Nielsen, 2005

Winged coralbrotula
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Diancistrus alatus   AquaMaps   Data sources: GBIF OBIS
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Image of Diancistrus alatus (Winged coralbrotula)
Diancistrus alatus
Male picture by W. Schwarzhans et al.


Tonga country information

Common names: Winged coralbrotula
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Type locality, small reef between Ha'apai and Vavu'u I. groups, USNM 372953 (holotype of Diancistrus alatus, 3.2 cm SL, male) (Ref. 57884).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/tn.html
National Fisheries Authority: http://www.spc.org.nc/coastfish/Countries/Tonga/tonga.htm
Occurrences: Occurrences Point map
Main Ref: Schwarzhans, W., P.R. Møller and J.G. Nielsen, 2005
National Database:

Common names from other countries

Classificatie / Names Lokale namen | Synoniemen | Catalog of Fishes(Genus, Soort(en)) | ITIS | CoL | WoRMS | Cloffa

> 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 Ecologie

marien rifbewoner; diepte 2 - 7 m (Ref. 57884).   Tropical

Verspreiding Landen | FAO regio's | Ecosystemen | Voorkomen | Point map | Introducties | Faunafri

Central Pacific: Tonga Islands.

Grootte / Gewicht / Leeftijd

Maturity: Lm ?  range ? - ? cm
Max length : 3.2 cm SL mannelijk / geslacht onbekend; (Ref. 57884)

Korte beschrijving Determinatiesleutels | Morfologie | Morfometrie

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).

Biologie     Verklarende woordenlijst (bv. epibenthic)

Levenscyclus en paargedrag Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven

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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)

Status op de Rode Lijst van het IUCN (Ref. 130435)

  Onvoldoende gegevens (DD) ; Date assessed: 16 August 2019

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaar voor de mens

  Harmless




Gebruik door de mens

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Estimates based on models

Preferred temperature (Ref. 115969): 24.9 - 29.1, mean 26.7 (based on 229 cells).
Fylogenetische diversiteitsindex (Ref. 82804):  PD50 = 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).
Trofisch niveau (Ref. 69278):  3.1   ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).