river ray, white-blotched river stingray. black diamond stingray (potamotrygon leopoldi)

beauty environment nature leopoldi rivers aquatic ocellate isolated beautiful tropical fish digging stingray bigtooth freshwater background coral animal natural texture black aquarium stone pattern camouflage sand sea wildlife fauna underwater ocean xingu closeup spotted river exotic graphic eyes water white ray bottom sting america marine potamotrygon albimaculata colorful white-blotched diamond life stingray