bottom view of a mustachioed freshwater redtail catfish swimming in a tank. white belly of spotted phractocephalus hemioliopterus

amazon animal aquarium background behind belly bottom brazil cajaro catfish closeup complex dnipro dnu ecuador exotic exposition fauna fish fresh freshwater glass green hemioliopterus lake longwhiskered mustachioed national natural nature phractocephalus pirarara redtail river spotted swim tank tropical ukraine underwater university venezuela view wallpaper water white wild wildlife zoo