Dark black spots on Forest Fire Digi

[SaltTankMan]

About 1/16”, not moving, and doesn’t look like algae. About 3 or 4 of these spots in different parts of branches. Any common things come to mind?

should I dip it?

thanks in advance.

 

[T-J]

About 1/16”, not moving, and doesn’t look like algae. About 3 or 4 of these spots in different parts of branches. Any common things come to mind?

should I dip it?

thanks in advance.

Pics? Any chance it's just polyps that have retracted?