Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; brackish; demersal. Tropical; 8°N - 3°S, 59°W - 43°W
South America: Guyana to Maranhão, Brazil.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 47.0 cm TL male/unsexed; (Ref. 108869); common length : 30.0 cm TL male/unsexed; (Ref. 3265)
Coastal, found chiefly in turbid waters of estuaries and around river mouths. Reproduction appears to be between September to November. Egg diameter is 14-15 mm, numbering about 30-35 per female. Males practice mouth brooding (Ref. 35381). Marketed fresh and salted; exported frozen (Ref. 5217).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Taylor, W.R. and N.A. Menezes, 1978. Ariidae. In W. Fischer (ed.) FAO species identification sheets for fishery purposes. West Atlantic (Fishing Area 31). volume 1. [pag. var.]. FAO, Rome. (Ref. 3265)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Traumatogenic (Ref. 58010)
Human uses
Fisheries: minor commercial
Tools
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