illness

I have a female black molly she was in a 60 with other fish (mollies, guppys, plecos and zebra something) I saw that she was less active and had white spotting so I treated her for ick in her own tank. I haven't seen anything on the other fish. After a week the spots cleared except one on her...

OK SO MY GOLDFISH HAS BEEN LIKE THIS FOR A WEEK OR SO HIS SIDES ARE BLOATED AND HE STAYS AT THE BOTTOM OF THE TANK OCCASIONALLY GOING TO THE TOP FOR AIR I THINK AND THEN FLOATS DOWN TO THE BOTTOM AGAIN. HE HASNT EATEN FOR A WEEK AND HIS UNDERSIDE AND EDGE OF HIS FINS ARE TURNING WHITE. HE IS...