Collected from rivers, creeks and ditches between 5 and 100 m elevation in stagnant waters or waters of low to moderate current velocity; at temperatures of 25-30°C. Abundant among undergrowth or vegetation where it feeds on aquatic insects .
Body with a black band along the body; back greenish brown, sides yellowish and belly pearl white. A band bordered above and below by iridescent greenish yellow stripes present from the tip of the snout to the middle of the tail. Dorsal fin with some dark spots near the base; caudal fin transparent except fo the lateral band extending onto the middle rays; paired fins and anal fin transparent. Both adults and juveniles have the same coloration .: fusiform / normal; Cross section: oval.
Behavioural data for Pygmy sleeper is currently being reviewed.
Freshwater; pelagic. Tropical; 25°C - 30°C Central and South America: San Juan del Sur, Nicaragua to southern Colombia on the Pacific drainage.
aquatic insects (Ref
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