Help Needed. What is the likelihood of my 5 month old Oscar surviving?

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

HELP!!!!!! Does anyone know how I can save the fish? Sorry for

Help! What’s wrong with my fish?

Please help, sick pea puffer

Help diagnosing Amazon puffer

Platy fish have gotten disease and I’m struggling on what to

need help with fungal/bacterial infection

Whats wrong with my fish? Help.

NSFW: struggling guppy, seeking help.

What is going on with this fish? Please help

Please help?