Actinopterygii (ray-finned fishes) > Siluriformes
(Catfish) > Ariidae
(Sea catfishes) > Ariinae
Environment / Climate / Range
Marine; freshwater; brackish; demersal; depth range 20 - 50 m (Ref. 28016). Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 62.0 cm SL male/unsexed; (Ref. 4967); max. published weight: 1.4 kg (Ref. 4883)
soft rays: 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).
Indo-west Pacific: Mozambique and Madagascar to Sri Lanka, the east coast of India, Bangladesh, Myanmar to Sumatra (Ref. 56505).
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). Air bladder utilized for isinglass.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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. 96402)
CITES (Ref. 94142)
Threat to humans
Traumatogenic (Ref. 58010)
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01047 (0.00486 - 0.02255), b=2.99 (2.81 - 3.17), based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 4.0 ±0.62 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (tmax=7; k=0.16).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (34 of 100) .