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Siluriformes (Catfishes) >
Ariidae (Sea catfishes) > Ariinae
Etymology: Arius: Greek, arios, areios = dealing with Mars, warlike, bellicose (Ref. 45335).
More on author: Vaillant.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina; sötvatten; brackvatten bottenlevande; anadrom (Ref. 26213). Tropical; 5°N - 25°S (Ref. 26213)
Africa: western coast of Madagascar; seldom on the eastern coast (Ref. 3876). Also found in Mozambique (Ref. 5213) and Tanzania (Ref. 4967).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 70.0 cm SL hane/ej könsbestämd; (Ref. 4967); common length : 20.0 cm SL hane/ej könsbestämd; (Ref. 4967)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 16.
Body shape (shape guide): fusiform / normal; Cross section: oval.
Common in rivers and lakes (Ref. 3876), also found in estuaries and river mouths (Ref. 3290, 5213). Caught with stake traps, shore seines and bagnets, also on hook and line.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Jayaram, K.C., 1984. Ariidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean fishing area 51. Vol. 1. FAO, Rome. pag. var. (Ref. 3290)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Traumatogenic (Ref. 58010)
Mänskliga användningsområden
Fiskeri: kommersiell
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00381 - 0.01658), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.7 ±0.4 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Sårbarhet i fisket (Ref.
59153): Moderate to high vulnerability (54 of 100).
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