Facultative air-breathing in the genus ; Found in rivers and creeks from the sea to 140 m elevation, more abundant in currents but also found in slow moving waters. Feeds on crustaceans, aquatic insects and fish scales .
Physical description for Gobiesox Potamius is currently being compiled.
Behavioural data for Gobiesox Potamius is currently being reviewed.
Freshwater; benthopelagic. Tropical; 25°C - 30°C Central America: Pacific versant rivers.
crustaceans, aquatic insects and fish scales (Ref
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