英文關鍵字
abyss
animal
aquarium
aquatic
behavior
biology
blue
captivity
close
color
common
dark
darkness
deep
depth
dive
divers
documentary
environment
evening
fish
hiding
hunter
indoors
life
lighting
marine
mediterranean
nature
night
ocean
octopus
people
predator
professional
real
reef
scary
scuba
sea
shot
suckers
suction
swim
tank
tentacles
time
underwater
vulgaris
water
wildlife
zoo