英文關鍵字
active
algae
amazing
aquarium
blue
bright
coloration
colorful
coral
depth
different
drifting
eel
exotic
fish
floating
forms
habitant
inhabitant
life
moray
motion
moving
mysterious
observing
plants
pleasant
red
reefs
sand
sea
seabed
seafloor
surprise
undersea
underwater
variety
vegetation
visitors
wide
world
yellow