英文關鍵字
abyss
animal
animals
biodiversity
blue
bottom
crab
deep
deepsea
dive
diver
diversity
diving
egypt
expedition
explorer
filming
fish
hunter
marine
nature
ocean
pacific
reef
remote
research
researcher
school
schooling
sea
seabed
sharks
ship
shipwrecks
shot
silhouette
submarine
sunken
tropical
undersea
underwater
unique
water
wildlife
world
wreck