Long-tailed river stingray

Characteristic features are a long filiform tail, reduced eyes, and a low number of pectoral-fin radials.

The Long-tailed river stingray lives in the demersal, freshwater environment.

The long-tailed river stingray (Plesiotrygon iwamae), also called the Amazon River ray, is a freshwater stingray found in the Amazon Basin. It is the only member of the genus Plesiotrygon. More

* Long-tailed river stingray, Plesiotrygon iwamae Rosa, Castello & Thorson, 1987. More

Common names

Arraia in Portuguese (Português)
Langhalet flodpigrokke in Danish (dansk)
Langstaartzoetwaterrog in Dutch (Nederlands)
Long-tailed river stingray in English
Plesiotrygon iwamae in French (français)
Raia in Portuguese (Português)
Raya in Spanish (español)
Siimajokirausku in Finnish (suomen kieli)
近江魟 in Chinese (中文)
近江魟 in Mandarin Chinese

Order : Rajiformes
Family : Potamotrygonidae
Genus : Plesiotrygon
Species : Plesiotrygon iwamae
Authority : Rosa, Castello and Thorson,1987