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Melichthys vidua.jpg
Melichthys vidua
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Tetraodontiformes
Family: Balistidae
Genus: Melichthys
Swainson, 1839

Melichthys is a small genus in the triggerfish family (Balistidae). Member species are found in the Indian Ocean, Pacific Ocean and even the Red Sea (M. niger). The Black triggerfish is the largest species in this genus at 45 cm in length and the Indian triggerfish is the smallest at 25 cm. Melichthys niger and Melichthys indicus are similar in appearance and are often confused.


There are currently 3 recognized species in this genus:[1]


  1. ^ Matsuura, K. (2014): Taxonomy and systematics of tetraodontiform fishes: a review focusing primarily on progress in the period from 1980 to 2014. Ichthyological Research, 62 (1): 72-113.