Gymnotus javari Albert, Crampton & Hagedorn, 2003

Family:  Gymnotidae (Naked-back knifefishes), subfamily: Gymnotinae
Max. size:  20.1 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: Western Amazon, from the Río Amazonas, the lower portions of the Napo, Javari and Ucayali basins.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 0-0; Anal soft rays: 180-240. Color pattern composed of narrow pale bands (about 1/4 width of dark bands) on anterior half of body, approximately equally narrow dorsally and ventrally, and 5-8 partially divided, often H-shaped dark bands on posterior half of body (Ref. 49716).
Biology:  Collected from the lower reaches of meandering upland (non-floodplain) streams, in undercut banks and submerged vegetation (Ref. 49730).
IUCN Red List Status: Least Concern (LC); Date assessed: 20 October 2020 Ref. (130435)
Threat to humans:  harmless


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