Cocos Barnacle Blenny
NameCocos Barnacle Blenny
Scientific NameAcanthemblemaria crockeri
Common NamesCocos Barnacle Blenny, Crocker's Barnacle Blenny
FamilyChaenopsidae
OriginEastern Pacific Ocean, Cocos Island, Malpelo Island, Galapagos Islands
Temperamentpeaceful
Dietomnivore
Care Levelintermediate
Minimum Tank Size (Gallons)10
Max Size (Inches)2
Water TypeSaltwater
Temperature Range (°F)72-78
pH Range8.1-8.4
Compatible SpeciesSmall gobies, Small wrasses, Clownfish, Other peaceful blennies (with caution), Most reef-safe invertebrates
Description
The Cocos Barnacle Blenny is a small, charismatic saltwater fish known for its habit of perching in empty barnacle shells or rock crevices, with only its head exposed. It is a peaceful species that adds unique character to a nano reef or a calm community aquarium. They are active hunters of small invertebrates and zooplankton.
