
Echinostrephus aciculatus
Needle-spined Urchin
As recorded: Echinostrephus aciculatus A.Agassiz, 1863
Animalia › Echinodermata › Echinoidea › Camarodonta › Echinometridae
- Locality
- Pokai Bay
- Island
- Oʻahu
- Region
- United States
- Depth
- 12 m
- Record type
- Preserved specimen
Echinostrephus aciculatus observed alive
Since 2000, iNaturalist observers have recorded 302 research-grade sightings in the wild, most recently on 2026-10-22.

2026-10-22
Alor Divers housereef, Pantar, Alor Regency, East Nusa Tenggara, Indonesia
(c) Alor Divers, some rights reserved (CC BY-NC)

2026-10-21
Díli, Timor-Leste
(c) Roxanne Lazarus, some rights reserved (CC BY-NC)

2026-10-20
Mauban, Quezon, Philippines
(c) Paolo Co, some rights reserved (CC BY)

2026-09-19
QR4C+26G, Toloke, Wallis et Futuna
(c) Corinne THOMAS / Etienne VILLARET, some rights reserved (CC BY-NC)

2026-09-17
South Pacifc Ocean
(c) Robin White, some rights reserved (CC BY)

2026-09-13
French Polynesia, PF
(c) Serenity Wulfing, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Echinostrephus aciculatus. BPBM 1298. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 36613271. Accessed via explore.bishopmuseum.org/specimens/w/1298.
Record sources
- GBIF occurrence 36613271 ↗
- Data license: CC0
- Last harvested October 26, 2026
