
Monostaechas quadridens
As recorded: Monostaechas quadridens (McCrady, 1859)
Animalia › Cnidaria › Hydrozoa › Leptothecata › Halopterididae
- Locality
- Oahu, off Haleiwa
- Island
- Hawaiʻi Island
- Region
- United States
- Depth
- 60 m
- Record type
- Preserved specimen
Monostaechas quadridens observed alive
Since 2000, iNaturalist observers have recorded 9 research-grade sightings in the wild, most recently on 2022-03-30.

2022-03-30
Las Palmas, ES-CN, ES
(c) Dennis Rabeling, some rights reserved (CC BY-NC-ND)

2022-03-30
Las Palmas, ES-CN, ES
(c) Dennis Rabeling, some rights reserved (CC BY-NC-ND)

2021-11-24
Puerto del Carmen, Las Palmas, Spanje
(c) Marleen Schouten, some rights reserved (CC BY-NC)

2021-11-20
Puerto del Carmen, Las Palmas, Spanje
(c) Marleen Schouten, some rights reserved (CC BY-NC)

2021-11-19
Puerto del Carmen, Las Palmas, Spanje
(c) Marleen Schouten, some rights reserved (CC BY-NC)

2021-11-12
Las Palmas, ES-CN, ES
(c) Dennis Rabeling, some rights reserved (CC BY-NC-ND)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Monostaechas quadridens. BPBM 1957. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 1090338201. Accessed via explore.bishopmuseum.org/specimens/d/1957.
Record sources
- GBIF occurrence 1090338201 ↗
- Data license: CC0
- Last harvested October 26, 2026
