Yellowtail Blue Damselfish (Chrysiptera parasema)

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Yellowtail Blue Damselfish

Yellowtail Blue Damselfish

Chrysiptera parasema

76 Litres (20 US G.)

5.1-7.6cm (2-3 ")


8.1 - 8.5

22.2-25.6°C (72 -78 °F)

8-10 °d

2:3 M:F

Live Foods
Other (See article)

2-5 years



This animal is available captive bred

Additional names

Yellowtail Blue Damselfish, Yellow-tailed Damsel, Blue Damsel, Yellowtail Demoiselle, Jewelfish, Sheephead, Goldtail Demoiselle

Additional scientific names

Chromis xanthurus


The Yellowtail Damselfish is commonly spotted in Cayman Islands, the Bahamas, and some other islands. They can also be found in Florida in places such as Key Largo, the Molasses Reef.

Tank compatibility

Reef compatible. Not aggressive towards invertebrates. A medium to large sized tank can house a group of these fish, but they can get aggressive amongst each other if enough space and hiding places are not provided.


The diet of a Yellowtail Damselfish are invertebrates, algae on dead coral, zooplankton, plant material.

Environment specifics

Their habitat in the wild is usually on the top of a coral reef. The young ones like to hide among the fire coral.


An active and hardy reef dweller. Relatively peaceful but can be aggressive towards conspecifics in small confines.


The juvenile Yellowtail Damselfish fish has a bright blue body with bright white or blue spots and a yellow tail. The adult is the exact same excluding the bright white or blue spots.


Aquarium specimen:

External links