Teleostei (teleosts) >
Stomiiformes (Lightfishes and dragonfishes) >
Sternoptychidae (Marine hatchetfishes) > Sternoptychinae
Etymology: Polyipnus: Greek, poly = a lot of + Greek, ipnos = lanterns.
Eponymy: Dr Charles McLean Fraser (1872–1946) was a marine biologist who is mainly remembered for his work on hydroids. [...] (Ref. 128868), visit book page.
More on author: Fowler.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; benthopelagic; depth range ? - 1023 m (Ref. 26282). Deep-water
Western Pacific: collected off east coast of the Philippines and in the central Philippine Sea near the Kyushu-Palau Ridge.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 4.0 cm SL male/unsexed; (Ref. 26382)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 10; Anal soft rays: 11 - 12. Polyipnus fraseri is distinguished from all other Polyipnus by the presence of a unique posterior preopercular spine, absence of ACA photophores, and only four ACB photophores at SL over 2 cm (Ref. 26382).
Body shape (shape guide): short and / or deep.
Minimum depth from Ref. 58018.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Harold, A.S., 1994. A taxonomic revision of the sternoptychid genus Polyipnus (Teleostei: Stomiiformes) with an analysis of phylogenetic relationships. Bull. Mar. Sci. 54(2):428-534. (Ref. 26382)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
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