Tinbergen – Residency
18th sighting in Au'au Channel
Tinbergen @19775
Feb 7 – Mar 30, 2026 · Au'au Channel
Crowded Blue Channel
Lost count of the whales drifting beside me here, happily.
67 m
Deepest dive
2:59
Longest dive
101
Dives
- Sightings
- 8
- Days between first and last sighting
- 51
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Feb 7, 2026 | 22 m | 24.9°C | 18 m |
| Feb 27, 2026 | 97 m | 24.6°C | 67 m |
| Feb 27, 2026 | 16 m | 24.3°C | 14 m |
| Mar 5, 2026 | 44 m | 24.7°C | 22 m |
| Mar 6, 2026 | 42 m | 24.8°C | 36 m |
| Mar 6, 2026 | 44 m | 24.8°C | 34 m |
| Mar 16, 2026 | 1,512 m | 25.0°C | 33 m |
| Mar 30, 2026 | 72 m | 24.2°C | 62 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
67 m
Deepest dive
2:59
Longest dive
101
Dives
19 m
Avg dive depth
8
Sightings
51
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 (97 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Feb 27, 2026
measured- Seafloor depth
- 97 m
- Sea-surface temperature
- 24.6°C
- Distance from shore
- 4.0 km
Across the residency · 8 sightings
measured- Seafloor depth
- 16 m – 1,512 m
- Sea-surface temperature
- 24.2°C – 25.0°C
- Distance from shore
- 2.0 km – 7.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 8 catalogued encounters on Happywhale.