Mine did that for the first year while they were smaller. How big are yours? Once mine hit 8-9" they're out all the time now.
So the UV sterilizer works good for you? I've been hesitant to get one.Ians aro;2686397; said:my IT wouldn't stable up until water changes were done. i just added a UV sterilizer to the tank and now he's a lot more stable. Maybe better water quality made it happier. how often do you maintain your tank?