HW-MN0440335 – Residency
10th sighting in Au'au Channel
HW-MN0440335 @13720
Feb 21 – Mar 18, 2026 · Au'au Channel
Au'au Channel · Feb – Mar 2026
91 m
Deepest dive
3:05
Longest dive
15
Dives
- Sightings
- 2
- Days between first and last sighting
- 25
- Deepest dive on record
- 91 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 21, 2026 | 199 m | 24.8°C | 91 m |
| Mar 18, 2026 | 83 m | 24.7°C | 71 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
91 m
Deepest dive
3:05
Longest dive
15
Dives
39 m
Avg dive depth
2
Sightings
25
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 (199 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Feb 21, 2026
measured- Seafloor depth
- 199 m
- Sea-surface temperature
- 24.8°C
- Distance from shore
- 11.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 83 m – 199 m
- Sea-surface temperature
- 24.7°C – 24.8°C
- Distance from shore
- 5.0 km – 11.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.