et tu clown? et tu? Meanwhile it took 3 hours to acclimate the darn thing. Then with all the flow in the tank it wanted to just blow around. So I cut a stocking and loosely covered it where I hoped it might be happy and used long kabob skewers to anchor the stocking to the rock. It attached, not firmly but it is holding on. I'm a wee bit paranoid though and keep running to check it. I'm thinking this will be a long night and I need to fashion covers for the koralias.