Threelight hatchetfish (Polyipnus triphanos), first described by Schultz, 1938 is a tiny fish in the family Sternoptychidae (order Stomiiformes). Adults typically reach 4.70 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 322 to 966 metres. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.
Physical description for Threelight hatchetfish is currently being compiled.
Behavioural data for Threelight hatchetfish is currently being reviewed.
Marine; benthopelagic; depth range 322 - 966 m . Tropical South China Sea and the Coral Sea.
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .
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