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Anguilliformes (Eels and morays) >
Anguillidae (Freshwater eels)
Etymology: Anguilla: Latin, anguilla, .-ae = eel (Ref. 45335).
Eponymy: Dr Johann Karl Ernst Dieffenbach (1811–1855) was a German physician, naturalist, explorer, linguist and writer. [...] (Ref. 128868), visit book page.
More on author: Gray.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino; agua dulce; salobre demersal; catadromo (Ref. 138138). Subtropical; 34°S - 47°S
Southwest Pacific: endemic to New Zealand.
Longitud en la primera madurez / Tamaño / Peso / Edad
Madurez: Lm ?, range 80 - ? cm
Max length : 185 cm TL macho / no sexado; (Ref. 44724); 156.0 cm TL (female); common length : 60.0 cm TL macho / no sexado; (Ref. 9258); common length :100 cm TL (female); peso máximo publicado: 25.0 kg (Ref. 11115)
Descripción breve
Claves de identificación | Morfología | Morfometría
Commonly found in lakes and rivers (Ref. 9258). Inhabits stony rivers (Ref. 9072). Migrates to the sea to breed. Oviparous (Ref. 205). Marketed fresh, smoked and frozen; eaten fried and broiled (Ref. 9988). Reports of reaching up to 2 meters and 50 kilograms are rare and more common historically; in recent times, only a few exceed 120 cm TL (Ref. 82796).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Semelparous. Oviparous (Ref. 205).
Armitage, R.O., D.A. Payne, G.J. Lockley, H.M. Currie, R.L. Colban, B.G. Lamb and L.J. Paul (eds.), 1994. Guide book to New Zealand commercial fish species. Revised edition. New Zealand Fishing Industry Board, Wellington, New Zealand, 216 p. (Ref. 9258)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: comercial; Acuicultura: experimental
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00093 (0.00076 - 0.00115), b=3.20 (3.15 - 3.25), in cm total length, based on LWR estimates for this species (Ref. 93245). |
Nivel trófico (Referencia 69278) |
4.5 ±0.5 se; based on diet studies. |
Resiliencia (Referencia 120179) |
Muy bajo, población duplicada en un tiempo mínimo superior a 14 años (Tmax=60; tm=10-48 years based on age-length relationship.). |
Vulnerabilidad pesquera (Ref. 59153) |
Very high vulnerability (89 of 100). 🛈 |
Categoría de precios (Ref. 80766) |
Unknown.
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