Canary Blenny (Meiacanthus oualanensis)

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Canary Blenny

Meiacanthus oualanensis.jpg
Canary Blenny

Meiacanthus oualanensis

114 Litres (30 US G.)

5.1-12.7cm (2-5 ")


8.1 - 8.4

22.2-25.6°C (72 -78 °F)

8-12 °d

1:1 M:F

Flake Foods
Other (See article)

3-8 years



Additional names

Canary Blenny, Canary Fang Blenny, Oualan Forktail Blenny

Additional scientific names

Petroscirtes oualanensis, Meiacanthus ovalauensis, Petroscirtes auratus

Origin[edit | edit source]

Fiji, Tonga

Sexing[edit | edit source]

Males are usually larger than females and go through a succession of color changes when breeding.

Tank compatibility[edit | edit source]

It is reef safe and needs plenty of live rock for hunting and grazing to thrive.

Diet[edit | edit source]

Finely chopped crustacean flesh, mysis and vitamin-enriched brine shrimp as well as frozen herbivore foods.

Feeding regime[edit | edit source]

Feed twice per day.

Environment specifics[edit | edit source]

Specific gravity of 1.020-1.025, pH 8.1-8.4, dKH 8-12 and temperature 72-78F. It should be housed in an aquarium with lots of live rock so that it can hunt and graze, otherwise it will not thrive.

Behaviour[edit | edit source]

It is venomous and you should exercise caution when placing your hands in the tank as it may mistake your fingers for an attacker and deliver a painful bite. It is semi-aggressive.

Identification[edit | edit source]

This fish is typical Blenny in shape with a long body and large eyes positioned at the top of it's boxy head. The Canary Blenny matches its name well as the entire body is a vibrant yellow in colour with a sharply forked caudal fin.

Pictures[edit | edit source]

External links[edit | edit source]