Originally Posted by Farslayer
I've never heard of it myself. Mushrooms can detach and roll away, are they in heavy flow?
Flow could have been on the moderatly high side. perhapes that is where he went...
Look for a rolled up ball somewhere then, high flow makes 'em mad. In fact, it's a good way to get a mushroom to detach, turn the flow on him and catch him when he lets go.