Blackhead Threefin
NameBlackhead Threefin
Scientific NameTripterygion delaisi
Common NamesBlackhead Threefin, Black-faced Blenny, Delaisi's Threefin
FamilyTripterygiidae
OriginEastern Atlantic, Mediterranean Sea
Temperamentsemi-aggressive
Dietcarnivore
Care Levelintermediate
Minimum Tank Size (Gallons)20
Max Size (Inches)3.5
Water TypeSaltwater
Temperature Range (°F)68-77
pH Range8.1-8.4
Compatible SpeciesSmall gobies, Peaceful wrasses, Dwarf angelfish, Clownfish, Other small, non-aggressive reef fish, Various invertebrates
Description
The Blackhead Threefin is a small, vibrant marine blenny characterized by its striking black head and bright orange body, often with white markings. It is a benthic species, typically found perched on rocks or algae, and is known for its three distinct dorsal fins. While generally peaceful, it can be territorial towards conspecifics or similar-shaped fish.
