OCF-R-1780 – Residency
3rd sighting in Hawaiian Islands
OCF-R-1780 @81386
Feb 5 – 25, 2026 · Hawaiian Islands
Hawaiian Islands · Feb 2026
79 m
Deepest dive
3:14
Longest dive
74
Dives
- Sightings
- 4
- Days between first and last sighting
- 20
- Deepest dive on record
- 79 m · this residency
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Feb 5, 2026 | 109 m | 25.7°C | 79 m |
| Feb 6, 2026 | 115 m | 25.7°C | 77 m |
| Feb 18, 2026 | 28 m | 24.6°C | 22 m |
| Feb 25, 2026 | 28 m | 24.4°C | 24 m |
Seafloor and sea temperature measured · ✳ dives modelled
Deepest dive against the seafloor, per sighting
Seafloor · measured Deepest dive · modelledDepth runs down from the surface. The modelled dive never passes the measured seafloor at that sighting.
Dives
79 m
Deepest dive
3:14
Longest dive
74
Dives
22 m
Avg dive depth
4
Sightings
20
Days first → last
Dive metrics are modelled within real depth limits — not measured
Get actual dive data with Risa Deep →Dive profile
modelledDepth shaped by the seafloor limit here (109 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Feb 5, 2026
measured- Seafloor depth
- 109 m
- Sea-surface temperature
- 25.7°C
- Distance from shore
- 4.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 28 m – 115 m
- Sea-surface temperature
- 24.4°C – 25.7°C
- Distance from shore
- 2.0 km – 4.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 4 catalogued encounters on Happywhale.