
Argyropelecus hemigymnus
Half-naked Hatchetfish
As recorded: Argyropelecus heathi Gilbert, 1905
Animalia › Chordata › Stomiiformes › Sternoptychidae
- Collected by
- T. Reinhardt
- Date
- October 1, 1919
- Locality
- Hawaii; SW side; Kau; 3-4 miles offshore
- Island
- Hawaiʻi Island
- Record type
- Preserved specimen
Collected the same day
On October 1, 1919, T. Reinhardt also collected 2 other specimens.
Argyropelecus hemigymnus observed alive
This specimen was collected in 1919. Since 2000, iNaturalist observers have recorded 12 research-grade sightings in the wild, most recently on 2026-06-08.

2026-06-08
France
(c) posi55, some rights reserved (CC BY-NC)

2026-05-03
(c) Julien Savoie, some rights reserved (CC BY)

2026-03-19
Mer Méditerranée, FR
(c) lea_chabeuf, some rights reserved (CC BY-NC)

2025-07-05
(c) Julien Savoie, some rights reserved (CC BY)

2022-07-22
(c) vtzanatos, some rights reserved (CC BY-SA)

2021-10-04
(c) Eva Paulus, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Argyropelecus hemigymnus. BPBM 3525. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 35205870. Accessed via explore.bishopmuseum.org/specimens/i/3525.
Record sources
- GBIF occurrence 35205870 ↗
- Data license: CC0
- Last harvested October 26, 2026
