Fish Flicking

[emmzer]

hi all, just a quick one again lol,
right i did a water change today and stired up the sand not to bad but just learning as far as sand concerned
anyways just after my fish started flicking them selfs on the sand...an oncomming prob or is the sand just the cause?
cheers
emma

 

[cane76]

they are probably just getting the sand off themselves