Sounds like a dead or dying fish. Could be swim-bladder, extreme stress, or a gas build up.
As long as your fish is not upside down all the time, it is not dead. Most likely your fish has a bladder disorder and it cannot help but float upside down.
No. Your fish has damaged its swim bladder.
Fantail fish usually have four mates.
yes it can affect the fish because if you holed the fish upside down you can cause it not to breathe because all of the water is out of its system
there is no particular reason that your cat fish swims upside down but it could just be the kind of cat fish you have. it isn't abnormal for a cat fish to swim upside down because some can only swim that way.
The swim bladder helps the fish float right and balance. If a fish has something wrong with its swim bladder, it will have trouble swimming down and will soon get stuck upside-down and die.
float up
Upside-down Cat Uaru Undulated Moray Eel Unicorn crestfish Uaru, upside-down catfish and unicorn crestfish are fish species.
it's dead
Upside-down
Its usualy dead
If your fish cannot swim upright, is swimming on its side or upside down, it most likely has a swim bladder problem.