Snapping noise - driving me nuts!!!!!

[Pazil]

I guess you never know until you actually find the source.....I am still curious if this is the hitchhiker crab in my tank making the noise, but I can't get him out without tearing EVERYTHING down!!

Originally Posted by new but handy

Sorry I wasn't trying to be a d**k, just throwing out some interesting info. FWIW I think I have a pistol and I have 2 cleaners and 2 peppermints (I think the peps are still in there) Apparently mantis shrimp will only snap once or twice where a pistol will snap several times in a row.