Sternarchorhynchus axelrodi de Santana & Vari, 2010
Axelrod’s tube-snouted ghost knifefish

Family:  Apteronotidae (Ghost knifefishes), subfamily: Apteronotinae
Max. size:  60 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: Brazil, Amazon Basin, Rio Tocantins (upper and lower portions of that river system).
Diagnosis:  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 (Ref. 84053).
Biology:  Inhabits clear water system with the bottom formed by small stones and rocks. Feeds on insects and other aquatic invertebrates (Ref. 84053).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless
Country info:   
 


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