I have had 12 dead guppys in 3 days..
The other fish are fine (I have a black widow tetra, 7 neons, 1 black neon, 3 corys, 1 coolie loach)..
Why is it ust my guppys that are dying?
Is there some form of guppy lurgy that i should be treating?
1 or 2 have been swimming a bit funny (possibly...