Gymnotus paraguensis Albert & Crampton, 2003
Gymnotus paraguensis
photo by Equipe de Ictiologia do Nupélia

Family:  Gymnotidae (Naked-back knifefishes), subfamily: Gymnotinae
Max. size:  24 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: Río Paraguay basin and the Río Paraná drainage.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 0-0; Anal soft rays: 260-270. Color pattern composed of regularly arranges, unpaired (evenly pigmented), dark bands with straight, high contrast margins, with 4-7 inverted Y-shaped, or sometimes X-shaped, or discontinuous dark pigment bands in middle to posterior portion of body (Ref. 49716).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 13 August 2020 Ref. (130435)
Threat to humans:  harmless


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