Inhabits clear water system with the bottom formed by small stones and rocks. Feeds on insects and other aquatic invertebrates .
This species is distinguished from its congeners by the following set of characters: a short gape that terminates posteriorly at, or slightly short of, the vertical through the anterior nares; no scales along the mid-dorsal region of the body as far posteriorly as the origin of the electroreceptive filament; anal-fin rays 200-217 .: elongated.
Behavioural data for Axelrod's tube-snouted ghost knifefish is currently being reviewed.
Freshwater; benthopelagic. Tropical South America: Brazil, Amazon Basin, Rio Tocantins (upper and lower portions of that river system).
insects and other aquatic invertebrates (Ref
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