a tambaqui colossoma macropomum large species of freshwater fish in the family serrasalmidae swimming in his freshwater

actinopterygii amazon america american animal aquarium aquatic black blackfinned blue brazil cachama characiformes closeup colossoma exotic eye fauna finned fish fishes fresh freshwater gamitana giant life macropomum mouth natural nature one orinoco pacu river serrasalmidae south swim tambaqui tropical underwater water wild wildlife zoo