SEAK-5407 – Residency
5th sighting in Au'au Channel
SEAK-5407 @57858
Feb 5 – Mar 9, 2026 · Au'au Channel
Au'au Channel · Feb – Mar 2026
66 m
Deepest dive
1:55
Longest dive
27
Dives
- Sightings
- 4
- Days between first and last sighting
- 32
- Deepest dive on record
- 66 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 5, 2026 | 61 m | 25.4°C | 41 m |
| Feb 12, 2026 | 59 m | 25.1°C | 42 m |
| Mar 8, 2026 | 199 m | 24.8°C | 66 m |
| Mar 9, 2026 | 22 m | 24.7°C | 20 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
66 m
Deepest dive
1:55
Longest dive
27
Dives
22 m
Avg dive depth
4
Sightings
32
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 8, 2026
measured- Seafloor depth
- 199 m
- Sea-surface temperature
- 24.8°C
- Distance from shore
- 11.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 22 m – 199 m
- Sea-surface temperature
- 24.7°C – 25.4°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 4 catalogued encounters on Happywhale.