I've recently moved my fish from a tank to one thats double the size. I tried to keep most of the old water but that only just filled half of it.
They seem to not be enjoying it or swimming around. They just rest in a group along the floor - hovering. There top fin has 'fallen' down towards...
I really need to know and I can't think of it... I know it's really big, and it's got a tunnel like thing under it to compress it or something off the water