i thought bristle worms were normally found in the sand bed.... he was up in the live rock, and was stretching to the other lr and then he sucked back in.... it was red and kinda hairy... nothing on this site
http://www.xtalworld.com/Aquarium/hitchfaq.htm seems to be it.... lol I think i might have some kind of crab in one of my other lr too.... I saw a leg and i think it was too big to be my hermit.... i dont know though.... kinda scared lol im going to look out for it tonight... you think they will be scared of the blue led lights?
I dont know maybe bristle worm... i need to get a pic of him....