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Stomias affinis.jpg
Gunther's boafish (S. affinis)
Stomias boa (par Zugmayer).jpg
Boa dragonfish (S. boa boa)
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Stomiiformes
Family: Stomiidae
Genus: Stomias
G. Cuvier, 1816

Stomias is a genus of barbeled dragonfishes. They live in the mesopelagic zone of all oceans and show diel vertical migration and sexual dimorphism (males are smaller, have larger eyes and larger postorbital photophores than females.[1]

Alcock's boafish, S. nebulosus


There are currently nine recognized species in this genus:[2]


  1. ^ Gibbs, Robert H. (1969). "Taxonomy, sexual dimorphism, vertical distribution, and evolutionary zoogeography of the bathypelagic fish genus Stomias (Stomiatidae)". Smithsonian Contributions to Zoology. 31: 1–25. doi:10.5479/si.00810282.31. 
  2. ^ Froese, Rainer, and Daniel Pauly, eds. (2012). Species of Stomias in FishBase. February 2012 version.