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Ophidiiformes (Cusk eels) >
Dinematichthyidae (Viviparous brotula)
Etymology: Brotulinella: Name refers to Brotulina, now regarded as a junior synonym of Diancistrus, and the small size of the genus; taiwanensis: Named for its type locality, Taiwan, ROC.
More on authors: Schwarzhans, Møller & Nielsen.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino benthopelagico; distribuzione batimetrica 0 - 6 m (Ref. 90102). Subtropical
Western Pacific: Taiwan and the Philippines.
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 6.0 cm SL maschio/sesso non determinato; (Ref. 57884)
Breve descrizione
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 68 - 78; Raggi anali molli: 52 - 63; Vertebre: 40 - 43. The anterior nostril is placed low on snout; male copulatory organ with 2 pairs of pseudoclaspers, the outer large, broad and blade-like, the inner a mere fleshy appendix fused to the outer pseudoclasper anteriorly and without a supporter; eyes moderately large (1.8-2.6% SL); fish small (maximum 60 mm SL, maturity reached at 35 mm SL), slender (head height about 16% SL, depth at anal about 16.5% SL); precaudal vertebrae 12 (rarely 11); head with scale patch only on cheek; otolith elongate, its sulcus inclined (5-10°), short (otolith length to sulcus length 2.2-2.4), with fused colliculi; maxilla rounded postero-ventrally with weak knob in front of rear corner; anterior anal fin pterygiophore is long (Ref. 57884).
Body shape (shape guide): elongated; Cross section: compressed.
Occurs in shallow water between rocks, mainly in surge areas (Ref. 57884). Cryptic, solitary inhabitant of shallow water (<6m) (Ref 90102).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
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)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Pesca: di nessun interesse
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Temperatura preferita (Fonte Biblio.
123201): 26.9 - 29.3, mean 28.8 °C (based on 764 cells).
Indice di diversità filogenetica (Fonte Biblio.
82804): PD
50 = 1.0000 [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).
Livello trofico (Fonte Biblio.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
Vulnerabilità della pesca (Ref.
59153): Low vulnerability (10 of 100).
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