Ascophyllum nodosum
Knotted Wrack
As recorded: Ascophyllum nodosum (L.) Le Jol.
Chromista › Ochrophyta › Phaeophyceae › Fucales › Fucaceae
- Collected by
- Verrill, A.E.
- Collector number
- s.n.
- Date
- 1920
- Locality
- Cutters Island
- Region
- Maine, United States
- Identified by
- Hare, J.C.
- Record type
- Preserved specimen
Ascophyllum nodosum observed alive
This specimen was collected in 1920. Since 2000, iNaturalist observers have recorded 11,229 research-grade sightings in the wild, most recently on 2026-10-29.
2026-10-29
Plage De Port Notre Dame, Sainte-Marie-de-Ré, FR
(c) Trarieux79FR, some rights reserved (CC BY-NC)
2026-10-28
South Bay Harbor Trail, Boston, MA, US
(c) Tim S., some rights reserved (CC BY-NC)
2026-10-28
Haverfordwest, Wales, GB
(c) mdr, some rights reserved (CC BY-NC)
2026-10-28
Illa de Arousa, A Illa de Arousa, Pontevedra, ES
(c) MARTA MARTIN RUIZ, some rights reserved (CC BY-NC)
2026-10-28
O Xobre, A Pobra do Caramiñal, A Coruña, España
(c) gonzalo_ucm, some rights reserved (CC BY-NC)
2026-10-28
A Illa de Arousa, ES
(c) pupipoisson, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Ascophyllum nodosum. BISH 558953. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956659334. Accessed via explore.bishopmuseum.org/specimens/bish/558953.
Record sources
- GBIF occurrence 5956659334 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026