OSUWTG-MnHI165 – Residency
3rd sighting in Au'au Channel
OSUWTG-MnHI165 @22009
Mar 27, 2026 · Au'au Channel
Au'au Channel · Mar 2026
42 m
Deepest dive
1:45
Longest dive
31
Dives
- Sightings
- 2
- Days between first and last sighting
- Same day
- Deepest dive on record
- 42 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) |
|---|---|---|---|
| Mar 27, 2026 | 63 m | 24.4°C | 42 m |
| Mar 27, 2026 | 42 m | 24.4°C | 34 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
42 m
Deepest dive
1:45
Longest dive
31
Dives
15 m
Avg dive depth
2
Sightings
Same day
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 (63 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Mar 27, 2026
measured- Seafloor depth
- 63 m
- Sea-surface temperature
- 24.4°C
- Distance from shore
- 5.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 42 m – 63 m
- Sea-surface temperature
- 24.4°C
- Distance from shore
- 2.0 km – 5.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.