Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Ectocarpus siliculosus
As recorded: Ectocarpus siliculosus (Dillwyn) Lyngb.
Chromista › Ochrophyta › Phaeophyceae › Ectocarpales › Ectocarpaceae
- Collected by
- (Not on sheet)
- Collector number
- s.n.
- Date
- February 24, 1911
- Locality
- Napoli
- Region
- Italy
- Identified by
- Hare, J.C.
- Record type
- Preserved specimen
Ectocarpus siliculosus observed alive
This specimen was collected in 1911. Since 2000, iNaturalist observers have recorded 5 research-grade sightings in the wild, most recently on 2026-09-12.

2026-09-12
Scapa Bay - Orkney, UK
(c) ðejay (Orkney), some rights reserved (CC BY-NC)

2025-02-01
James Island, SC, US
(c) L. Taylor, some rights reserved (CC BY-NC)

2022-09-21
Cygnet, TAS 7112, Australia
(c) Kim Finney, some rights reserved (CC BY-NC)

2018-03-24
Bronx River, New York, NY, US
(c) Susan J. Hewitt, some rights reserved (CC BY-NC)

2018-02-27
Manhattan State Hospital, New York, NY, US
(c) Susan J. Hewitt, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Ectocarpus siliculosus. BISH 556870. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956522060. Accessed via explore.bishopmuseum.org/specimens/bish/556870.
Record sources
- GBIF occurrence 5956522060 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
