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Hydroclathrus clathratus

Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution

BISH 697086Botany

Hydroclathrus clathratus

As recorded: Hydroclathrus clathratus (C.Agardh) M.Howe

Chromista › Ochrophyta › Phaeophyceae › Scytosiphonales › Scytosiphonaceae

Collected by: Fortner, H.J.
Collector number: IA 17482
Date: July 20, 1983
Locality: Eastern Island, Offshore extending to Harbor Channel
Island: Midway Atoll
Region: Hawaii, United States
Identified by: not on sheet
Record type: Preserved specimen

282 Bishop specimens of Hydroclathrus clathratus · collected 1831–2007Species page ›

Hydroclathrus clathratus observed alive in Hawaiʻi

This specimen was collected in 1983. Since 2000, iNaturalist observers have recorded 47 research-grade sightings in the wild, most recently on 2025-08-25.

Hydroclathrus clathratus observed 2025-08-25

2025-08-25

Honolulu, HI, USA

(c) Daniel Ward, some rights reserved (CC BY-NC)

Hydroclathrus clathratus observed 2025-07-17

2025-07-17

Hawaii County, HI, USA

(c) Anuschka Faucci, some rights reserved (CC BY-NC)

Hydroclathrus clathratus observed 2025-06-25

2025-06-25

North Pacific Ocean, Kahuku, HI, US

(c) dude_mala, some rights reserved (CC BY-NC)

Hydroclathrus clathratus observed 2025-05-28

2025-05-28

Napili, Maui, Hawai'i, USA

(c) sea-kangaroo, some rights reserved (CC BY-NC-ND)

Hydroclathrus clathratus observed 2025-03-14

2025-03-14

Waialae - Kahala, Honolulu, HI, USA

(c) catta, some rights reserved (CC BY-NC)

Hydroclathrus clathratus observed 2025-02-01

2025-02-01

Mamala Bay, Honolulu, HI, US

(c) aalanis21, some rights reserved (CC BY-NC)

Observations and photos from iNaturalist, shown only when openly licensed.

Cite this specimen

Hydroclathrus clathratus. BISH 697086. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956446608. Accessed via explore.bishopmuseum.org/specimens/bish/697086.

Record sources

GBIF occurrence 5956446608 ↗
Data license: CC_BY_NC_4_0
Last harvested October 26, 2026