BCY0335 – Residency
8th sighting in Au'au Channel
BCY0335 @26733
Dec 7 – 20, 2025 · Au'au Channel
Au'au Channel · Dec 2025
55 m
Deepest dive
2:03
Longest dive
35
Dives
- Sightings
- 2
- Days between first and last sighting
- 13
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Dec 7, 2025 | 64 m | 26.6°C | 55 m |
| Dec 20, 2025 | 45 m | 26.1°C | 35 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
55 m
Deepest dive
2:03
Longest dive
35
Dives
19 m
Avg dive depth
2
Sightings
13
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 (64 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 7, 2025
measured- Seafloor depth
- 64 m
- Sea-surface temperature
- 26.6°C
- Distance from shore
- 4.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 45 m – 64 m
- Sea-surface temperature
- 26.1°C – 26.6°C
- Distance from shore
- 2.0 km – 4.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.