Fish dying please help

Can anyone help with diagnosing? His body seems to be rotting

!!!Warning : sick fish video!!!please help.the details in the

PLEASE HELP MY FISH IS INTERNALLY BLEEDING my dad said it could’ve

Sick peppered corydora, please help

please please please help me figure out what’s going on with

please help my gourami, none of the other fish are displaying

TW: Dead Fish//HELP: Extremely Bloated Pleco

My fish are dying please help

is there any hope of recovery for my fish with some sort of swim

Please help me save my new fish

HELP ASAP PLEASE; should I euthanize these fish?