英文關鍵字
aerial
animal
aquatic
background
blue
clear
culture
deep
dive
drone
eat
fish
fishing
floating
fly
food
fresh
freshwater
green
lake
life
natural
nature
park
predator
quadcopter
recreation
reproduction
river
salmon
stream
summer
survey
swim
swimming
top
tranquil
trout
under
underwater
view
water
wild
wildlife