Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina; brackvatten bottenlevande; amfidrom (Ref. 51243); djupintervall 20 - 50 m (Ref. 28016). Tropical
Western Indian Ocean: Mozambique and Persian Gulf to Sri Lanka.
Length at first maturity / Size / Vikt / Age
Maturity: Lm 39.3  range ? - ? cm
Max length : 49.2 cm TL hane/ej könsbestämd; (Ref. 121653); 51.0 cm TL (female); common length : 23.0 cm TL hane/ej könsbestämd; (Ref. 3290); publicerad maxvikt: 1.3 kg (Ref. 121653); publicerad maxvikt: 1.3 kg
Found in coastal waters down to a depth of about 50 m (Ref. 5213). Enters brackish waters (Ref. 4833). Feeds mainly on invertebrates and small fishes. Caught mainly with bagnets, dipnets, bamboo stake traps and on hook and line.
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Traumatogenic (Ref. 58010)
Human uses
Fiskeri: mindre kommeriell
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 25 - 29, mean 27.6 °C (based on 109 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00425 - 0.01234), b=3.06 (2.91 - 3.21), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 4.0 ±0.61 se; based on food items.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (K=0.2; Fec=538).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (32 of 100).