Scientific name : Pempheris vanicolensis
Family : Pempheridae (hatchetfish, 80 species)
Size : Up to 20 cm
Distribution : Indo-Pacific, from Mozambique to Polynesia
Biology : The hatchetfish is a typical cave fish, only coming out at night. Its large eyes enable it to find its way in the dark. It lives in shoals that can sometimes number several hundred individuals. It feeds on animal plankton, which it hunts in the open water.
IUCN status : Not assessed
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