Its a strange one. The fish is acting naturally as ever. No rubbing against anything. My mate who shows fish thinks it might have a secondary infection as the left pectoral fin seeems to have been broken. Couldn't really explain the lumps on the head though. They seem a bit like blisters as...
Hi Guys, I need a bit of advice. Just looking at all the guys in the tank today and noticed this grey dis-colouration on one of the Sterba Corys just in front of his dorsal fin. When taking it out of the water it is un-noticable, however there is a large yellow/green lump that has grown behind...