Japanese Swallowtail Angelfish (Genicanthus caudovittatus)

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Japanese Swallowtail Angelfish

Genicanthus caudovittatus453465.jpg
Male Japanese Swallowtail Angelfish

Genicanthus caudovittatus

341 Litres (90 US G.)

12.7-15.2cm (5-6 ")


8.1 - 8.5

22.2-25.6°C (72 -78 °F)

8-12 °d

1:1 M:F

Pellet Foods
Flake Foods
Live Foods
Other (See article)

2-5 years



Additional names

Japanese Swallowtail Angelfish, Japanese Swollowtail Angelfish, Zebra Angelfish, Black Spot Angelfish, Blackspot Angelfish, Blackspot Lyretail Angelfish, Spotbreast Angelfish

Additional scientific names

Centropyge caudovittatus, Geniacanthus melanospilus, Genicanthus melanospilus, Holacanthus caudibicolor, Holacanthus caudovittatus, Holacanthus melanospilos, Holacanthus zebra


Females will have a yellow stripe on their backs and a light blue body with a black and blue tail, males will be similar but with thick black lines on their bodies.

Tank compatibility[edit]

One of the few reef-safe Angelfish, should not nip at corals or invertebrates. Works well in a mated pair, or in a school if the tank is large enough.


Algae, sponge, and other prepared foods. Accepts small pellets and frozen food as well.

Environment specifics[edit]

Needs a mature reef tank with plenty of live rock for grazing. Hiding places should also be provided within the rock work.


A relatively peaceful Angelfish which will spend most of its time grazing the live rock.


Yellow on the top with blue bodies, the females will have black stripes on the tail and the males on the body. See sexing.


External links[edit]