Forktail Blenny (Meiacanthus atrodorsalis)

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Forktail Blenny

Meiacanthus atrodorsalis6689.jpg
Forktail Blenny

Meiacanthus atrodorsalis

114 Litres (30 US G.)

7.6-12.7cm (3-5 ")


8.1 - 8.4

22.2-25.6°C (72 -78 °F)

8-12 °d

1:1 M:F

3-8 years



Additional names

Forktail Blenny, Lyretail Fang Blenny, Yellowtail Fang Blenny, Poison Fang Blenny

Additional scientific names

Petroscirtes atrodorsalis, Meiacanthus atrodorsalis atrodorsalis, Petroscirtes herlihyi

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 Forktail Blenny has a caudal fin that resembles a fork, with two long exterior spines and five much shorter middle spines. The body is a pale blue that runs like watercolour into a bluish-yellow at the tail.

Species Note[edit | edit source]

This fish needs careful handling as it has a venomous bite[1].

Pictures[edit | edit source]

References[edit | edit source]

External links[edit | edit source]