septicemia

Hello. I have a blood parrot fish that has not been eating and is getting worse. I'd been away for a while and my mother was feeding him. When I came back, I saw my parrot fish pale, lethargic and he had pop eye on the left eye and my mom says he hasn't eaten in around a month, maybe even 2, he...

Before the rundown of the issue, here is the stats anyone may want *(Please Note: I understand tank MIGHT be overstocked, or will be soon, and thus have been moving, and trading guppies, to reduce population)* Tank size: 20gallo pH: 8.2 ammonia: 0 nitrite: 0 nitrate: 5 currently(never more...