wots happend!

[nick.w]

hi, i just got home and one of my large angel fish has just died i have no idea why either. there were no visible problems and the day b4 it was fine:s now my rainbow shark has a fat tummy and the bottom is a whitish colour i think seems to change to orange:s is my whole tank infested??

 

[nick.w]

sorry i got no my water parremeter im goin to check it soon i need a kit. i have not added any chemicals, i added a firemouth cichlid yesterday. i have a 30 gal tnak with 4 angels, 1 rainbow shark and 3 gouramis

 

[G_Sharky]

How long have you been running this tank?