Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce; estuarina demersal. Tropical; 25°C - 33°C (Ref. 36880)
North to South America: Pacific slope of California, USA to Peru and at the Galapagos Islands.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 44.0 cm SL macho/indeterminado; (Ref. 12193); common length : 25.0 cm TL macho/indeterminado; (Ref. 12193)
Inhabits rivers of low to high current velocity and stagnant waters between sea level and 100 m elevation, generally occurs in freshwaters but sometimes in slightly brackish river mouths. More abundant near the coast and only large individuals are found upstream. Benthic species that lies waiting for prey, shrimps and fish under stones or overhanging shorelines (Ref. 36880).
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Bussing, W.A., 1998. Peces de las aguas continentales de Costa Rica [Freshwater fishes of Costa Rica]. 2nd Ed. San José Costa Rica: Editorial de la Universidad de Costa Rica. 468 p. (Ref. 36880)
Status na Lista Vermelha da UICN (Ref. 130435: Version 2024-1)
Ameaça para os humanos
Harmless
Uso pelos humanos
Ferramentas
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