Pistol Shrimp/Small Crabs

[cattfish]

Just wondering what the best method is for removal of these two pests? I thought most were out of the rock when i placed it in the tank, but not the case. What methods are most effective please?

Thanks

Josh

 

[McBeck]

A lot of people have had success using the "bottle trap." This thread has 2 good pics:

http://www.reefcentral.com/forums/showthread.php?s=&threadid=818255&highlight=bottle+trap