Species Profile

Yellowtail Damselfish

Chrysiptera parasema

Also known as: Yellow Tail Blue Damsel

Damselfishsemi-aggressive

Adult size

3″

Minimum tank

30 gal

Temperature

72–82°F

8.1–8.4

Schooling

Solitary OK

Water level

mid

Diet

Marine flake, pellets, frozen mysis

Notes

Electric-blue body with a bright yellow tail. One of the milder damsels — still gets territorial as it matures but rarely lethal. Best added last so existing tankmates already hold turf.

Build a tank →Photo credits

Photo: Paweł Cieśla Staszek_Szybki_Jest / Wikimedia Commons · Source · CC-BY-SA-4.0