Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Sargassum muticum
Japanese Wireweed
As recorded: Sargassum muticum (Yendo) Fensholt
Chromista › Ochrophyta › Phaeophyceae › Fucales › Sargassaceae
- Collected by
- Doty, M.S.
- Collector number
- 7715
- Date
- August 26, 1950
- Locality
- 200 yards NW of Fossil Point in Coos Bay, Coos County
- Region
- Oregon, United States
- Identified by
- Hare, J.C.
- Record type
- Preserved specimen
Collected the same day
On August 26, 1950, Doty, M.S. also collected 3 other specimens.
Sargassum muticum observed alive
This specimen was collected in 1950. Since 2000, iNaturalist observers have recorded 7,225 research-grade sightings in the wild, most recently on 2026-10-27.

2026-10-27
University of California-Santa Barbara, CA, USA
(c) Ocean Fleskes, some rights reserved (CC BY-NC)

2026-10-27
63X2+94, 22740 Candiles Dorados, B.C., México
(c) Angel Alberto Rodríguez, some rights reserved (CC BY-NC)

2026-10-27
Vendée, Pays de la Loire, France
(c) François-Xavier Taxil, some rights reserved (CC BY-NC)

2026-10-25
CA, US
(c) Thomas L, some rights reserved (CC BY-NC)

2026-10-25
CA, US
(c) Thomas L, some rights reserved (CC BY-NC)

2026-10-25
Inn by the Sea, Lee-on-the-Solent PO13 9AD, UK
(c) jerrypt, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Sargassum muticum. BISH 570051. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956172841. Accessed via explore.bishopmuseum.org/specimens/bish/570051.
Record sources
- GBIF occurrence 5956172841 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
