CRC-21552 – Residency
4th sighting in Salish Sea
CRC-21552 @97874
Sep 4 – 22, 2026 · Salish Sea
Salish Sea · Sep 2026
71 m
Deepest dive
3:15
Longest dive
37
Dives
- Sightings
- 3
- Days between first and last sighting
- 18
- Deepest dive on record
- 71 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) |
|---|---|---|---|
| Sep 4, 2026 | 195 m | — | 71 m |
| Sep 19, 2026 | 173 m | — | 52 m |
| Sep 22, 2026 | 173 m | — | 56 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
71 m
Deepest dive
3:15
Longest dive
37
Dives
22 m
Avg dive depth
3
Sightings
18
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 (195 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Sep 4, 2026
measured- Seafloor depth
- 195 m
- Sea-surface temperature
- —
- Distance from shore
- 9.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 173 m – 195 m
- Sea-surface temperature
- —
- Distance from shore
- 7.0 km – 9.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.