HW-MN0440366 – Residency
20th sighting in Au'au Channel
HW-MN0440366 @13774
Jan 29 – Mar 7, 2026 · Au'au Channel
Au'au Channel · Jan – Mar 2026
41 m
Deepest dive
1:49
Longest dive
75
Dives
- Sightings
- 8
- Days between first and last sighting
- 37
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jan 29, 2026 | 46 m | 25.8°C | 41 m |
| Feb 26, 2026 | 199 m | 24.6°C | 40 m |
| Feb 26, 2026 | 42 m | 24.5°C | 37 m |
| Feb 26, 2026 | 34 m | 24.5°C | 26 m |
| Mar 3, 2026 | 199 m | 24.9°C | 19 m |
| Mar 4, 2026 | 16 m | 24.4°C | 14 m |
| Mar 7, 2026 | 1,139 m | 24.9°C | 37 m |
| Mar 7, 2026 | 47 m | 24.7°C | 36 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
41 m
Deepest dive
1:49
Longest dive
75
Dives
16 m
Avg dive depth
8
Sightings
37
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 (46 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jan 29, 2026
measured- Seafloor depth
- 46 m
- Sea-surface temperature
- 25.8°C
- Distance from shore
- 2.0 km
Across the residency · 8 sightings
measured- Seafloor depth
- 16 m – 1,139 m
- Sea-surface temperature
- 24.4°C – 25.8°C
- Distance from shore
- 1.0 km – 11.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 8 catalogued encounters on Happywhale.