Yes. If they don't, they will suffocate and die, like if you were locked in an airtight room.
Increases the fish's volume by filling the swim bladder with oxygen.
fishs eddy
Stagnant ponds and rice patties in the Vietnam area. They breathe air because the water doesn't have any oxygen in it.
NO
deers or fishs
bass, bream,
The Indian & Pacific Oceans .
chalk goby
His fish are named Brock and Swimmy
Gills
what do fish eat
No. One correct plural of the noun fish is "fishes" (also a form of the verb to fish).You would need to add an apostrophe (fish's) to form the possessive.