Environment / Climate / Range
Marine; freshwater; brackish; demersal; amphidromous (Ref. 51243). Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 41.0 cm SL male/unsexed; (Ref. 3879); common length : 30.0 cm TL male/unsexed; (Ref. 30573)
Western Indian Ocean: ranging from the Madras and Malabar coasts of India to the east coast of Africa. Reaches as far south as Knysna, South Africa (Ref. 3670).
Occurs in estuaries and along open coasts (Ref. 30573). Juveniles form dense aggregations. Feeds on crustaceans, mollusks, and fishes (Ref. 30573). Dorsal and pelvic fins are venomous (Ref. 30573).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Taylor, W.R. and J.R. Gomon, 1986. Plotosidae. p. 160-162. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISBN, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 2. (Ref. 3879)
IUCN Red List Status (Ref. 96402)
CITES (Ref. 94142)
Fisheries: minor commercial
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00912 (0.00372 - 0.02239), b=3.05 (2.84 - 3.26), based on LWR estimates for this species & Family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.9 ±0.63 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (45 of 100) .