I’d on psammocora coral

[ericrod24]

I just recently got this piece and notice a hole with something moving when light is on it. Wanting to know if this is part of coral or a parasite? I circled in red thanks.

 

[Reef and Dive]

I just recently got this piece and notice a hole with something moving when light is on it. Wanting to know if this is part of coral or a parasite? I circled in red thanks.

Probably a gall crab. Some of the genus Dacryomaia can associate with Psammocora.

 

[ericrod24]

Thanks yeah looks like gall crab I’ve never seen one