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Ophidiiformes (Cusk eels) >
Ophidiidae (Cusk-eels) > Neobythitinae
Etymology: Tenuicephalus: Name from Latin 'tenuis' for thin, weak and 'cephalus' for 'head', referring to the delicate and weak nature of the head ossification which often results in damaged specimens when recovered from deep-water trawls.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino demersal; rango de profundidad 1037 - 1930 m (Ref. 125143). Tropical
Western Indian: Madagascar Channel and Western Pacific: Philippines.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 17.5 cm SL macho / no sexado; (Ref. 125143)
Descripción breve
Claves de identificación | Morfología | Morfometría
This species is distinguished by the following charcters: precaudal vertebrae 15-16, loin vertebrae 2-4, last precaudal vertebrae without ribs; first gill arch with long gill rakers 17-21; pectoral-fin rays 16-18; HL:HD 1.37-1.55; maximal HD:HD through center of eye 1.75-1.90; weak head spines on ethmoidal and interorbital; opercular spine sharp and extruding; opercular flap small; scales on occiput, cheeks, opercle and maxilla; vomer narrow, naked or with few teeth or with one row of teeth; palatines narrow with 2-3 rows of teeth; basibranchial tooth patch small, narrow with 2 rows of teeth; otolith small, 5.0-6.5 % in HL, with single colliculum; OL:OH = 1.14-1.20; OL:TCL = 1.94-2.30 (Ref. 125143).
Cross section: compressed.
This species does not seem to venture far away from the continental slopes (Ref. 125143).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Schwarzhans, W.W. and P.R. Møller, 2021. Revision of the ‘dragon-head’ cusk eels of the genus Porogadus (Teleostei: Ophidiidae), with description of eight new species and one new genus. Zootaxa 5029(1):001-096. (Ref. 125143)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: sin interés
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00380 (0.00165 - 0.00876), b=3.14 (2.93 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 3.5 ±0.6 se; based on size and trophs of closest relatives
Resiliencia (Referencia
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Vulnerabilidad pesquera (Ref.
59153): Low vulnerability (11 of 100).
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