英文關鍵字
adaptable
adult
animal
aqua
aquarium
aquatic
background
biotope
bivalve
blur
clear
closeup
coldwater
decorative
detritis
endemic
eurasian
european
fauna
fish
fishkeeping
gravel
hobby
litter
live
local
macro
mollusk
mussel
native
natural
nature
painter
pictorum
river
sand
shell
species
spread
substrate
tank
underwater
unio
unionidae
valve
water
wide
wild
yellow