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Ophidiiformes (Cusk eels) >
Dinematichthyidae (Viviparous brotula)
Etymology: Diancistrus: Greek, di = two + Greek, agkistron = hook (Ref. 45335); beateae: Named for Beate Schwarzhans.
Eponymy: Mrs Beate Schwarzhans is the first author’s wife. He wrote of her thanking her for her ‘most valuable support’ during the many years he was engaged in the study of this genus. (Ref. 128868), visit book page.
More on authors: Schwarzhans, Møller & Nielsen.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien rifbewoner; diepte 0 - 38 m (Ref. 90102), usually 0 - 15 m (Ref. 90102). Tropical
Pacific Ocean: Micronesia, Indonesia, New Guinea, Solomons, Vanuatu Is., Fiji, Samoa, and Australia.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 14.9 cm TL mannelijk / geslacht onbekend; (Ref. 57884); 13.2 cm SL (female)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 84 - 91; Anale zachte stralen: 65 - 74; Wervels: 44 - 46. Diagnosis: Vertebrae 11+33-35=44-46, dorsal fin rays 84-91, anal fin rays 65-74; eyes large (2.6-3.5% SL); outer pseudoclasper massive, hook-shaped, very broad in ventral view; inner pseudoclasper stout, fleshy, not extending over anterior rim of outer pseudoclasper; broad scale patch on cheek, large scale patch on operculum continuous above and below opercular spine (Ref. 57884).
Maximum length of 14.9 cm TL. Solitary inhabitant of coral reef crevices, cryptic (Ref 90102). Maximum length for female 13.2 SL (Ref 57884).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
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: Version 2024-2)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van geen belang
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 26.4 - 29.3, mean 28.6 °C (based on 1326 cells).
Fylogenetische diversiteitsindex (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).
Trofisch niveau (Ref.
69278): 3.4 ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
![Image of Diancistrus beateae (Beate\](/images/thumbnails/gif/tn_Dibea_m0.gif "Image of Diancistrus beateae (Beate\")
