Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Costaria costata
seersucker kelp
As recorded: Costaria costata C.Ag.
Chromista › Ochrophyta › Phaeophyceae › Laminariales › Costariaceae
- Collected by
- Saunders, D.A.
- Collector number
- s.n.
- Locality
- [World; North America; U.S.A.; Honshu; California
- Island
- Honshu [California]
- Region
- California, United States
- Identified by
- Hare, J.C.
- Record type
- Preserved specimen
Costaria costata observed alive
Since 2000, iNaturalist observers have recorded 1,542 research-grade sightings in the wild, most recently on 2026-10-17.
2026-10-17
Capital, CA-BC, CA
(c) plantwatcher, some rights reserved (CC BY-NC)
2026-10-12
Capital, BC, CA
(c) Hazel, some rights reserved (CC BY-NC)
2026-10-07
Sequim, WA, US
(c) Steve Sullivan, some rights reserved (CC BY-NC)
2026-09-28
Clover Pt, Victoria, BC, CA
(c) Erin Miller, some rights reserved (CC BY-NC)
2026-09-25
Sombrio Beach, Juan de Fuca Provincial Park, Vancouver Island, BC, Canada
(c) John D Reynolds, some rights reserved (CC BY-NC)
2026-09-15
Alberni-Clayoquot, BC, CA
(c) Fiona Bailey, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Costaria costata. BISH 555014. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956411277. Accessed via explore.bishopmuseum.org/specimens/bish/555014.
Record sources
- GBIF occurrence 5956411277 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026