tired, trouble breathing, something wrong with the water, scared
The fishes have gills for breathing
their gills
fishes do not use their lungs for breathing
weekly
First I'd clap before in front of my fish tank then my fishes will come to the particular corner of my fish tank after that I'll give them a food...
gills is the answer
Put them in separate tanks or put a divider in the tank.
The smaller the size of a tropical fish the faster their breathing rate will be. The smallest fish will have the fastest breathing rates.
Gills for breathing Eyes to see Tail to swim
no
WHen there is no other fish in the tank
*What ARE fish breathing ORGANS. Your subject is plural, my friend. They are called gills.