Please help us figure out what is wrong with poor Theo :( He has developed a swollen forehead area, but no swelling anywhere else, and he now has a red hemorrhage from his right nostril area and his lips are sticking way out like he is making a duck face. Other symptoms include floating near...

Hi, I noticed yesterday that my fish's mouth seems rather swollen, and was hoping to get some advice from all you knowledgeable folks. Has this ever happened to anyone? What did you do? I started treating him with epsom salt yesterday, since I read that that is supposed to help with swelling...