Purple headed firefish?

[The Guy]

Mine has decided it wants to go into a hole in live rock and completely disappears, is a normal thing?
Never seen it try that before Hmmmmmm! :twised:

[Myka]

Ya, that's normal. They like to have a borrow of sort.

[Skimmer Juice]

mine always goes inside rocks and sits there with my pistol shrimp . I would not be to worried about it unless he stays in the hole