My fish's belly is floating and my fish turned white, how did this happen? (P.S.) my fish is really fat...?

he is in a tank, don't worry. but recently he has been hogging the aquarium plants and sleeping on the floor of the tank more often and doesn't eat, and also is less active. is it ...

70 gallon stocking ideas for freshwater ? I recently got a hand me down 70 gallon fish tanks i want to stock. this is one of the largest tanks i’ve gotten, I currently only have ...