Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Polysiphonia stricta
As recorded: Polysiphonia stricta (Dillwyn) Greville
Plantae › Rhodophyta › Florideophyceae › Ceramiales › Rhodomelaceae
- Collected by
- Shipman, J.
- Collector number
- s.n.
- Date
- July 22, 1966
- Locality
- Isle of Shoals
- Island
- Star Island
- Region
- New Hampshire, United States
- Identified by
- (Nom. rev.) Tsuda, R.T.
- Record type
- Preserved specimen
Polysiphonia stricta observed alive
This specimen was collected in 1966. Since 2000, iNaturalist observers have recorded 12 research-grade sightings in the wild, most recently on 2024-04-10.

2024-04-10
Mount Hope Bay, Bristol, RI, US
(c) laurenlol101, some rights reserved (CC BY-NC)

2023-05-25
McClellan Park, Milbridge, ME, USA
(c) Roger Rittmaster, some rights reserved (CC BY)

2023-05-23
Grindstone Point, Winter Harbor, ME, USA
(c) Roger Rittmaster, some rights reserved (CC BY)

2022-08-15
Little Moose Island, Acadia National Park, Hancock County, US-ME, US
(c) hmw, some rights reserved (CC BY-NC)

2022-08-15
Hancock County, US-ME, US
(c) hmw, some rights reserved (CC BY-NC)

2022-05-29
Pigeon Hill Bay, Steuben, ME, US
(c) naturalist charlie, some rights reserved (CC BY)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Polysiphonia stricta. BISH 688192. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956682480. Accessed via explore.bishopmuseum.org/specimens/bish/688192.
Record sources
- GBIF occurrence 5956682480 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
