
Blackbarred Demoiselle
NameBlackbarred Demoiselle
Scientific NameDascyllus melanurus
Common NamesFour-stripe Damselfish, Blackbar Damselfish, Blacktail Dascyllus
FamilyPomacentridae
OriginIndo-Pacific, Western Pacific Ocean
Temperamentsemi-aggressive
Dietomnivore
Care Levelbeginner
Minimum Tank Size (Gallons)30
Max Size (Inches)4
Water TypeSaltwater
Temperature Range (°F)72-82
pH Range8.1-8.4
Compatible SpeciesLarger semi-aggressive fish, Other damselfish (with caution and space), Some larger gobies, Blennies, Tangs (in larger tanks)
Description
The Blackbarred Demoiselle is a hardy and popular saltwater fish known for its striking black and white striped pattern. It is generally easy to care for but can exhibit territorial behavior, especially towards similar-looking or smaller tankmates. This species is often found in coral reefs.





