Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien; zoet water; brak water demersaal; diepte 20 - 50 m (Ref. 28016). Tropical
Indo-west Pacific: Mozambique and Madagascar to Sri Lanka, the east coast of India, Bangladesh, Myanmar to Sumatra (Ref. 56505).
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 85.0 cm TL mannelijk / geslacht onbekend; (Ref. 114032); max. gepubliceerd gewicht: 1.4 kg (Ref. 4883)
Anale zachte stralen: 14 - 16. It has a prominent lateral ethmoid that forms a "shelf" between the eye and the nostrils (Ref. 56505), two pairs of vomerine toothpletes (Ref. 56505), and a very short adipose-fin base (Ref. 56505). Body dark brown, lower surfaces completely covered with fine brown pigment specks (Ref. 3976).
Found along the coast (Ref. 5213). Enters the lower parts of rivers of the east coast of Africa (Ref. 3876). Feeds on invertebrates and small fishes. Marketed fresh and dried-salted (Ref. 3290). Males incubate eggs in its mouth(Ref. 68964). Air bladder utilized for isinglass.
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
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 op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Traumatogenic (Ref. 58010)
Gebruik door de mens
Tools
Speciale rapporten
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Estimates based on models
Preferred temperature (Ref.
123201): 25.1 - 28.7, mean 27.4 °C (based on 76 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00454 - 0.01390), b=3.04 (2.89 - 3.19), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisch niveau (Ref.
69278): 4.0 ±0.62 se; based on food items.
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (tmax=7; k=0.16-0.7).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).