Yellowtail Demoiselle
NameYellowtail Demoiselle
Scientific NameChrysiptera parasema
Common NamesYellowtail Demoiselle, Yellowtail Damselfish, Azure Damselfish, Yellowtail Blue Damselfish
FamilyPomacentridae
OriginIndo-Pacific, Western Pacific Ocean, Great Barrier Reef, Indonesia, Philippines
Temperamentsemi-aggressive
Dietomnivore
Care Levelbeginner
Minimum Tank Size (Gallons)20
Max Size (Inches)3
Water TypeSaltwater
Temperature Range (°F)72-82
pH Range8.1-8.4
Compatible SpeciesClownfish, Gobies, Blennies, Tangs, Angelfish (larger species), Hawkfish
Description
The Yellowtail Demoiselle is a small, vibrant saltwater fish characterized by its striking blue body and bright yellow tail. It is a hardy and popular choice for marine aquarists, though it can exhibit territorial behavior, especially towards similar-looking fish or conspecifics. This omnivore thrives on a varied diet and requires a minimum tank size of 20 gallons for a single specimen.
