What is this?

[Albino]

What is this guy? He only ever comes out at night time and even then I rarely see it. It looks to me like some kinda urchin maybe? Any idea on him being something I need to worry about? Sorry for the bad pic, it's only small!

 

[Albino]

Might help if u had the photo...

 

[kdpuffer]

Hard to tell could be a crab, maybe an urchin.

 

[Albino]

Ok I'll try getting a better pic overnight and post it tomorrow.