HW-MN0440972 – Residency
5th sighting in Au'au Channel
HW-MN0440972 @18412
Feb 26 – Mar 25, 2026 · Au'au Channel
Crowded Blue, Just Fine
Bodies everywhere in that channel, and I never once felt lost among them.
130 m
Deepest dive
4:44
Longest dive
48
Dives
- Sightings
- 5
- Days between first and last sighting
- 27
- Deepest dive on record
- 130 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 26, 2026 | 66 m | 24.5°C | 48 m |
| Mar 2, 2026 | 90 m | 24.8°C | 71 m |
| Mar 4, 2026 | 76 m | 24.8°C | 34 m |
| Mar 19, 2026 | 199 m | 24.8°C | 130 m |
| Mar 25, 2026 | 102 m | 24.6°C | 87 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
130 m
Deepest dive
4:44
Longest dive
48
Dives
27 m
Avg dive depth
5
Sightings
27
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 · 5 sightings
measured- Seafloor depth
- 66 m – 199 m
- Sea-surface temperature
- 24.5°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 5 catalogued encounters on Happywhale.