HW-MN0440145 – Residency
7th sighting in Au'au Channel
HW-MN0440145 @12964
Mar 19 – 25, 2026 · Au'au Channel
March in the Channel
Bright, shallow, crowded with company — this stretch never gets old.
91 m
Deepest dive
4:11
Longest dive
50
Dives
- Sightings
- 3
- Days between first and last sighting
- 6
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Mar 19, 2026 | 199 m | 24.8°C | 91 m |
| Mar 25, 2026 | 62 m | 24.6°C | 55 m |
| Mar 25, 2026 | 58 m | 24.4°C | 40 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
4:11
Longest dive
50
Dives
27 m
Avg dive depth
3
Sightings
6
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 · Mar 19, 2026
measured- Seafloor depth
- 199 m
- Sea-surface temperature
- 24.8°C
- Distance from shore
- 11.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 58 m – 199 m
- Sea-surface temperature
- 24.4°C – 24.8°C
- Distance from shore
- 2.0 km – 11.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.