The mirrorwing flyingfish (Hirundichthys speculiger) is a flying fish of the family Exocoetidae.

It was first described by the French zoologist, Achille Valenciennes in a 22-volume work titled Histoire naturelle des poissons (Natural History of Fishes), which was a collaboration with Georges Cuvier.

[2] Their bodies are generally dark, with blue on top and silver-white on bottom.

[6] In the Indian Ocean, mirrorwing are known from south Africa,[3] Mauritius, Rodrigues, the Maldives,[9] and the Chagos Archipelago.

[6] Mirrorwing flyingfish spawn year round in the offshore waters where they normally live attaching their eggs to floating debris in masses.