英文關鍵字
america
american
animal
animals
aquarium
big
black
cachama
closeup
colossoma
decorative
exotic
eye
face
fin
finned
fins
fish
fishes
fresh
gamitana
giant
head
ichthyology
keeping
large
life
macropomum
marine
ornamental
pacu
pet
pets
piranha
piranhas
popular
portrait
salmon
salmons
serrasalmidae
serrated
south
specie
species
swimming
tambaqui
trade
tropical
water