Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino; salmastro demersale; amfidromo (Ref. 51243); distribuzione batimetrica 20 - 50 m (Ref. 28016). Tropical
Western Indian Ocean: Mozambique and Persian Gulf to Sri Lanka.
Length at first maturity / Size / Peso / Age
Maturity: Lm 39.3  range ? - ? cm
Max length : 49.2 cm TL maschio/sesso non determinato; (Ref. 121653); 51.0 cm TL (female); common length : 23.0 cm TL maschio/sesso non determinato; (Ref. 3290); peso massimo pubblicato: 1.3 kg (Ref. 121653); peso massimo pubblicato: 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
Pesca: scarso interesse commerciale
Strumenti
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).
Trophic level (Ref.
69278): 4.0 ±0.61 se; based on food items.
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (K=0.2; Fec=538).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (32 of 100).