英文關鍵字
abstract
alaska
animal
beautiful
beauty
breeding
close
colorful
cycle
fall
female
fish
fishing
flow
green
group
hatchery
image
kamchatka
kokanee
life
male
motion
nature
nerka
oncorhynchus
outdoors
position
purity
red
river
rock
run
salmon
school
serene
silver
sockeye
spawn
spawning
stream
summer
swimming
underwater
utah
vitality
water
wild