HW-MN0442774 – Residency
10th sighting in Au'au Channel
HW-MN0442774 @54974
Dec 20, 2025 – Feb 1, 2026 · Au'au Channel
Au'au Channel · Dec 2025 – Feb 2026
73 m
Deepest dive
2:26
Longest dive
67
Dives
- Sightings
- 5
- Days between first and last sighting
- 43
- Deepest dive on record
- 73 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) |
|---|---|---|---|
| Dec 20, 2025 | 83 m | — | 50 m |
| Dec 21, 2025 | 84 m | — | 73 m |
| Dec 24, 2025 | 54 m | — | 38 m |
| Dec 24, 2025 | 54 m | — | 47 m |
| Feb 1, 2026 | 73 m | 25.7°C | 55 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
73 m
Deepest dive
2:26
Longest dive
67
Dives
22 m
Avg dive depth
5
Sightings
43
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 (84 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 21, 2025
measured- Seafloor depth
- 84 m
- Sea-surface temperature
- —
- Distance from shore
- 5.0 km
Across the residency · 5 sightings
measured- Seafloor depth
- 54 m – 84 m
- Sea-surface temperature
- 25.7°C
- Distance from shore
- 4.0 km – 6.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 5 catalogued encounters on Happywhale.