[Fat Tony]

I know the feeling, here's a thread documenting my experiences with a particular crab that killed off over a dozen expensive frags and two rather large colonies before i was able to get him out (over a year of why why why and then ah ha!)

http://www.thereeftank.com/forums/f184/acro-eating-crab-128467.html

 

[Fat Tony]

I put mine in a medicine bottle and tossed him in the freezer for a slow death...(yet humane because it puts it to sleep first)