CRC-17318 – Residency
3rd sighting in Au'au Channel
CRC-17318 @55234
Mar 25 – Apr 5, 2026 · Au'au Channel
Second Winter, Warm Water
Two seasons in this channel now — they're learning my shape.
84 m
Deepest dive
3:48
Longest dive
12
Dives
- Sightings
- 2
- Days between first and last sighting
- 11
- Deepest dive on record
- 84 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) |
|---|---|---|---|
| Mar 25, 2026 | 58 m | 24.4°C | 48 m |
| Apr 5, 2026 | 97 m | 24.6°C | 84 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
84 m
Deepest dive
3:48
Longest dive
12
Dives
30 m
Avg dive depth
2
Sightings
11
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 · Apr 5, 2026
measured- Seafloor depth
- 97 m
- Sea-surface temperature
- 24.6°C
- Distance from shore
- 4.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 58 m – 97 m
- Sea-surface temperature
- 24.4°C – 24.6°C
- Distance from shore
- 2.0 km – 4.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.