-Animals (Kingdom Animalia)

-Chordates (Phylum Chordata)

-Vertebrates (Subphylum Vertebrata)

-Ray-finned Fishes (Class Actinopterygii)

-Blennies (Order Blenniiformes)

-Pike-Blennies, Tube-Blennies, and Flagblennies (Family Chaenopsidae)

-Genus Acanthemblemaria

-Mexican Barnacle Blenny (Acanthemblemaria macrospilus)

The Mexican Barnacle Blenny (Acanthemblemaria hancocki) is a small, charismatic saltwater fish found in the rocky and coral reef environments along the Pacific coast of Mexico, including the Gulf of California. They often inhabit empty barnacle shells or crevices in rocks, where they can poke their heads out to observe their surroundings.