crab ideas?

sparks56

New member
setting up a new 120 gal with new lr and yesterday
noticed a crab like i've never seen b4! it has 2 claws on larger arms and 2 more arms that have these fan like ends and it is in a steady motion of pulling these fanlike hands to his mouth from the water column. can't see his body or take pix. anyone out there have any ideas?/ good or bad crab? thanks!!
 
As romunov said Porcelain crabs, not at all harmful. I find them very interesting and have a few,both free living and anemone hosting types. But like most filter feeders you will need to feed them to keep them alive, cyclopeeze and mysis are great.
 
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