The spinyhead blenny has a mottled black, white and red coloration over the entire body, which is rather elongated.

As with most blennies, the head of this animal has small, hair-like appendages over the eyes, which are large and red.

[2] The spinyhead blenny is native to the tropical western central Atlantic Ocean and the Caribbean Sea.

[2] The spinyhead blenny is most often found on elkhorn coral (Acropora palmata) and inhabits the empty tubes of vermetid mollusks and serpulid worms.

[3] They are opportunistic feeders, preferring to dart out quickly and retrieve food bits from the water column, as opposed to engaging in active foraging and hunting behavior.