serrasalmid
underwater
actinopterygians
actinopterygii
albino
albino pacu
albino smallscaled pacu
animal
aquarium
aquatic
basin
brazil
brazilian
characiformes
fauna
fish
fresh
fresh water
freshwater
freshwater fish
mesopotamicus
natural
nature
pacu
paraguay
parana
parana river
parana river pacu
piaractus
piaractus mesopotamicus
portrait
rayfinned
rayfinned fish
river
scaled
serrasalmidae
small
small scaled
small scaled pacu
smallscaled
smallscaled pacu
south america
south american
species
water
white
white pacu
white smallscaled pacu