Posts Tagged ‘Potamotrygon wallacei’

Biotope Video: Cichlid Heaven in the Lower Rio Negro

Immerse yourself in the underwater world of Brazil’s Rio Negro with a shoal of cichlids and freshwater stingrays encountered in their native habitat. Learn more in the January/February 2017 issue of AMAZONAS Magazine!

09 Dec 2:27 AM 2

Rio Negro ‘Hystrix’ Stingray Gets a Name: Potamotrygon wallacei

A species of freshwater stingray endemic to Brazil’s Rio Negro and popular in the aquarium trade and hobby has been described scientifically as Potamotrygon wallacei

21 May 12:25 AM 0