CRC-17621 – Residency
5th sighting in Salish Sea
CRC-17621 @41710
Aug 31 – Sep 8, 2026 · Salish Sea
Herring season, my channels
Two check-ins this week, same green water doing right by me.
93 m
Deepest dive
2:56
Longest dive
23
Dives
- Sightings
- 2
- Days between first and last sighting
- 8
- Deepest dive on record
- 93 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) |
|---|---|---|---|
| Aug 31, 2026 | 173 m | 14.5°C | 93 m |
| Sep 8, 2026 | 97 m | — | 55 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
93 m
Deepest dive
2:56
Longest dive
23
Dives
31 m
Avg dive depth
2
Sightings
8
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 (173 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Aug 31, 2026
measured- Seafloor depth
- 173 m
- Sea-surface temperature
- 14.5°C
- Distance from shore
- 6.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 97 m – 173 m
- Sea-surface temperature
- 14.5°C
- Distance from shore
- 4.0 km – 6.0 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.