Crevasse – Residency
11th sighting in Salish Sea
Crevasse @53242
Aug 8 – Sep 10, 2025 · Salish Sea
Salish Sea · Aug – Sep 2025
111 m
Deepest dive
3:42
Longest dive
43
Dives
- Sightings
- 3
- Days between first and last sighting
- 32
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Aug 8, 2025 | 231 m | 14.6°C | 111 m |
| Aug 10, 2025 | 77 m | 14.7°C | 48 m |
| Sep 10, 2025 | 78 m | 16.6°C | 67 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
111 m
Deepest dive
3:42
Longest dive
43
Dives
23 m
Avg dive depth
3
Sightings
32
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 (231 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Aug 8, 2025
measured- Seafloor depth
- 231 m
- Sea-surface temperature
- 14.6°C
- Distance from shore
- 1.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 77 m – 231 m
- Sea-surface temperature
- 14.6°C – 16.6°C
- Distance from shore
- 1.0 km – 3.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.