Black Translucent Knifefish

Eigenmannia nigra

Class: Teleosts
Order: Neotropical Knifefishes
Family: Sternopygidae
Genus: Eigenmannia
Maximum length: 47.6 cm
Water: Freshwater
Distribution: South America: Rio Negro basin and Rio Casiquiare in Venezuela and also from the Colombian Amazonia (Leticia) and the Rupununi River in Guyana.

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