Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Sargassum johnsonii
As recorded: Sargassum johnsonii V.J.Chapm.
Chromista › Ochrophyta › Phaeophyceae › Fucales › Sargassaceae
- Collected by
- Gittins, B.T.
- Collector number
- 4836
- Date
- April 11, 1968
- Locality
- Tucson Beach and Cholla Bay, Puerto Penasco, Sonora
- Region
- Mexico
- Identified by
- B.T.Gittens
- Record type
- Preserved specimen
Collected the same day
On April 11, 1968, Gittins, B.T. also collected 1 other specimen.
Sargassum johnsonii observed alive
This specimen was collected in 1968. Since 2000, iNaturalist observers have recorded 4 research-grade sightings in the wild, most recently on 2013-04-19.

2013-04-19
Three Kings Is
(c) Malcolm Francis, some rights reserved (CC BY-NC)

2013-04-18
Three Kings Is
(c) Malcolm Francis, some rights reserved (CC BY-NC)

2013-04-12
Three Kings Is
(c) Malcolm Francis, some rights reserved (CC BY-NC)

2013-04-10
Three Kings Is
(c) Malcolm Francis, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Sargassum johnsonii. BISH 560737. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956456948. Accessed via explore.bishopmuseum.org/specimens/bish/560737.
Record sources
- GBIF occurrence 5956456948 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
Data-quality notes from GBIF
- Name matched to the GBIF backbone only approximately
Spot an error? Let the Botany department know — corrections flow back to GBIF.
