Photostylus pycnopterus, Starry smooth-head

Photostylus pycnopterus Beebe, 1933

Starry smooth-head
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Photostylus pycnopterus   AquaMaps   Data sources: GBIF OBIS
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Image of Photostylus pycnopterus (Starry smooth-head)
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drawing shows typical species in Alepocephalidae.

Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Alepocephaliformes (Slickheads and tubeshoulders) > Alepocephalidae (Slickheads)
Etymology: Photostylus: Greek, photos = light + Greek, stylos = column (Ref. 45335).
More on author: Beebe.

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; bathypelagic; depth range 701 - 2868 m (Ref. 96339). Deep-water; 65°N - 35°S, 180°W - 180°E (Ref. 57326)

Distribution Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Circumglobal. Eastern Atlantic: Iceland, and from France south to Morocco including Madeira and Azores Islands; Mauritania south to Guinea Bissau (Ref. 4460). Reported from Western Australia and New South Wales (Ref. 7300).

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 13.0 cm SL male/unsexed; (Ref. 96339)

Biology     Glossary (e.g. epibenthic)

Meso- and bathypelagic (Ref. 58302). Found in areas with steeply inclined slopes. Ovarian eggs relatively large (1.8 mm in diameter) and few (96 in a female of 10 cm).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Markle, D.F. and J.-C. Quéro, 1984. Alepocephalidae (including Bathylaconidae, Bathyprionidae). p. 228-253. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the North-eastern Atlantic and the Mediterranean. UNESCO, Paris. Vol. 1. (Ref. 4736)

IUCN Red List Status (Ref. 130435: Version 2025-2)

  Least Concern (LC) ; Date assessed: 11 July 2012

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Fisheries: of no interest
FAO - Publication: search | FishSource |

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Internet sources

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | National databases | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, Search |