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Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas)
Etymology: Grammonus: Greek, gramma = signal, mark + Greek, onos = hake.
More on authors: Smith & Radcliffe.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino batidemersal; rango de profundidad 45 - 345 m (Ref. 34024). Deep-water
Indo-West Pacific: Red Sea, Japan, East China Sea, and the Philippines.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 21.0 cm SL macho / no sexado; (Ref. 559)
Espinas dorsales (total) : 0; Radios blandos dorsales (total) : 75 - 87; Espinas anales: 0; Radios blandos anales: 50 - 62. Body color reddish-brown. Head large and broad. Scales present on head. Opercular spine small, but with a sharp pointed tip. Attains 21 cm SL.
Body shape (shape guide): elongated; Cross section: oval.
Uncommon species found on soft bottom (Ref. 34024). Ref. 9942 gives maximum depth to be 1,260 m.
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Nielsen, J.G., D.M. Cohen, D.F. Markle and C.R. Robins, 1999. Ophidiiform fishes of the world (Order Ophidiiformes). An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform fishes known to date. FAO Fish. Synop. 125(18):178p. Rome: FAO. (Ref. 34024)
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) |
PD50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00468 (0.00186 - 0.01174), b=3.03 (2.81 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Nivel trófico (Referencia 69278) |
3.6 ±0.5 se; based on size and trophs of closest relatives |
Resiliencia (Referencia 120179) |
Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (Preliminary K or Fecundity.). |
Vulnerabilidad pesquera (Ref. 59153) |
Low to moderate vulnerability (34 of 100). 🛈 |