Sargassum polyphyllum

As recorded: Sargassum polyphyllum J.Agardh, 1848

Chromista › Ochrophyta › Phaeophyceae › Fucales › Sargassaceae

Collected by: Puttock, C.F.; Fisher, J.Jr.William Ellsworth Fisher Jr. →C.F. Puttock →
Collector number: SG-0039
Date: April 4, 2000
Locality: Waikiki Natatorium
Island: Oʻahu
Region: Hawaii, United States
Coordinates: 21.2500, -157.8167
Record type: Preserved specimen

183 Bishop specimens of Sargassum polyphyllum · collected 1923–2006Species page ›

Where it was collected

Collected the same day

On April 4, 2000, Puttock, C.F.; Fisher, J. also collected 24+ other specimens.

Still here: Sargassum polyphyllum observed near this locality

This specimen was collected in 2000. Since 2000, iNaturalist observers have recorded 28 research-grade sightings in the wild within 25 km, most recently on 2026-10-08.

2026-10-08

Kalakaua Ave, Honolulu, HI, US

(c) jordan loftin, some rights reserved (CC BY-NC)

2026-10-07

N Kalaheo Ave, Kailua, HI, US

(c) anemoneme, some rights reserved (CC BY-NC)

2025-12-15

Mamala Bay, Honolulu, HI, US

(c) William Wimley, some rights reserved (CC BY-NC)

2025-12-06

Diamond Head / Kapahulu / St. Louis Heights, Honolulu, HI, USA

(c) belyykit, some rights reserved (CC BY-NC)

2025-11-08

Waikiki, Honolulu, HI 96815, USA

no rights reserved

2025-06-28

Diamond Head Rd + Diamond Head Lighthouse, Honolulu, HI 96815, USA

no rights reserved

Observations and photos from iNaturalist, shown only when openly licensed.

Cite this specimen

Sargassum polyphyllum. BISH 661726. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956558707. Accessed via explore.bishopmuseum.org/specimens/bish/661726.

Record sources

GBIF occurrence 5956558707 ↗
Data license: CC_BY_NC_4_0
Last harvested October 26, 2026