Need an ID on this crab

[cd459]

 

[blaxsun]

It kind of looks like an emerald crab. Maybe the red variant?

 

[Isopod80]

+1 on emerald (mithrax) crab.

 

[WheatToast]

+1 on emerald (mithrax) crab.

+1. Did it hitchhike on the rock?

 

[cd459]

+1. Did it hitchhike on the rock?

Yeah, was pretty reclusive at first but now is in the open more. Glad to know it’s nothing bad

 

[JGT]

2 schools of thought on these guys. People have had them eat corals in addition to algae so keep an eye on him.