brazilian piranha fish in deep waters underwater image

animal aqua aquarium aquatic attraction background basin beauty biology centre city closeup conservation environment europe exotic exploration explore fish fishing fresh freshwater istanbul life light marine nature ocean performance public reef research river scene scenery swim tourism tourist travel tropical underwater world deep waters snorkeling diving piaractus brachypomus pirapitinga species pacu close relative piranhas silver native america populations ecosystems vivarium exhibition destination bottom brazilian piranha view inhabit american rivers floodplains lakes reservoirs extremely predatory feeding