HIHWNMS-2017-1-12_G02A04 – Residency
13th sighting in Au'au Channel
HIHWNMS-2017-1-12_G02A04 @36905
Dec 4 – 28, 2025 · Au'au Channel
Au'au Channel · Dec 2025
283 m
Deepest dive
9:32
Longest dive
64
Dives
- Sightings
- 3
- Days between first and last sighting
- 24
- Deepest dive on record
- 283 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 4, 2025 | 79 m | — | 64 m |
| Dec 24, 2025 | 54 m | — | 44 m |
| Dec 28, 2025 | 1,139 m | — | 283 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
283 m
Deepest dive
9:32
Longest dive
64
Dives
34 m
Avg dive depth
3
Sightings
24
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 (1,139 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 28, 2025
measured- Seafloor depth
- 1,139 m
- Sea-surface temperature
- —
- Distance from shore
- 5.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 54 m – 1,139 m
- Sea-surface temperature
- —
- Distance from shore
- 4.0 km – 5.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.