Recent content by jl.mathieson

There's no signs of anything untoward at all, no flicking or rubbing etc. I don't think it's a balance problem, it just looks like a big physical effort to survive - lots of flapping of the fins and the gills working hard. I've checked the dead ones carefully, no sign of any disease, swelling...

I started keeping tropical fish about 6 months ago and am having trouble with my livebearers. I have a 330L tank which had the following occupants until a week ago: 4 x guppies 3 x swordtails 7 x rainbow fish 1 x honey gourami 4 x loaches 1 x catfish 4 x tetras A couple of days ago, one of the...