

I dont know what to do at this point
First pic is today, second is about a week ago. About a month ago he got cut on something on his side, which is since fully healed. Shortly after that, he developed finrot. So far I've treated with kanaplex, salt, tannins, and methalyne blue. As of this morning he how has what i would describe as a fungal infection. What the hell should i do at this point? He was in a hospital tank for all the treatments, but he started losing color and getting lethargic. I put him back in his 10g and he has more color and is more energetic. Now that hes in the 10g I've basically made it a black water tank. What else can I do at this point. Im so lost