Slipstream – Residency
10th sighting in Salish Sea
Slipstream @58083
Aug 4 – 19, 2025 · Salish Sea
Salish Sea · Aug 2025
80 m
Deepest dive
3:30
Longest dive
56
Dives
- Sightings
- 4
- Days between first and last sighting
- 15
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Aug 4, 2025 | 135 m | 16.9°C | 43 m |
| Aug 6, 2025 | 82 m | 14.8°C | 58 m |
| Aug 16, 2025 | 168 m | 14.7°C | 80 m |
| Aug 19, 2025 | 159 m | 14.8°C | 29 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
80 m
Deepest dive
3:30
Longest dive
56
Dives
22 m
Avg dive depth
4
Sightings
15
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 (168 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Aug 16, 2025
measured- Seafloor depth
- 168 m
- Sea-surface temperature
- 14.7°C
- Distance from shore
- 5.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 82 m – 168 m
- Sea-surface temperature
- 14.7°C – 16.9°C
- Distance from shore
- 3.0 km – 7.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 4 catalogued encounters on Happywhale.