This specimen has not been photographed yet.
Hydrolithon
As recorded: Hydrolithon (Foslie) Foslie, 1909
Plantae › Rhodophyta › Florideophyceae › Corallinales › Hydrolithaceae
- Collected by
- Gordon, G.
- Collector number
- GDG 154A&B
- Date
- May 29, 1974
- Locality
- Off power plant Tanguisson Point
- Island
- Guam
- Record type
- Preserved specimen
Collected the same day
On May 29, 1974, Gordon, G. also collected 2 other specimens.
Hydrolithon observed alive
This specimen was collected in 1974. Since 2000, iNaturalist observers have recorded 14 research-grade sightings in the wild, most recently on 2026-04-03.

2026-04-03
Puertito de Güímar (T), 38508 Puertito de Güímar, Santa Cruz de Tenerife, Spain
(c) Gergely Buday, some rights reserved (CC BY-NC)

2026-03-06
Puerto del Carmen, Las Palmas, Espanya
(c) manelor, some rights reserved (CC BY-NC-ND)

2025-10-22
Blaumar
(c) Edu Alcaniz, some rights reserved (CC BY-NC-SA)

2025-09-04
San Pietro in Volta, isola di Pellestrina (Venezia), Italia
(c) cccrll, some rights reserved (CC BY-NC)

2025-07-03
San Pietro in Volta, isola di Pellestrina (Venezia), Italia
(c) cccrll, some rights reserved (CC BY-NC)

2025-06-24
San Pietro in Volta, isola di Pellestrina (Venezia), Italia
(c) cccrll, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Hydrolithon. BISH 780726. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956522480. Accessed via explore.bishopmuseum.org/specimens/bish/780726.
Record sources
- GBIF occurrence 5956522480 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
