Recent content by splat

hello having p.c probs, fish has stopped zooming about. will be back!!

i have 9 tetras and a rainbow shark in a 80 litre juwel set up have had it 2 months all going well until this evening a tetra is swimming up and down vary fast in tank not going up for air just zooming up and down. i have checked the water levels they all seem fine on monday i did a 1/3 water...