Smudge – Residency
21st sighting in Salish Sea
Smudge @13633
Aug 10 – Sep 4, 2025 · Salish Sea
Salish Sea · Aug – Sep 2025
136 m
Deepest dive
6:27
Longest dive
85
Dives
- Sightings
- 7
- Days between first and last sighting
- 25
- Deepest dive on record
- 136 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 10, 2025 | 111 m | 14.5°C | 40 m |
| Aug 10, 2025 | 138 m | 14.5°C | 119 m |
| Aug 10, 2025 | 141 m | 14.5°C | 102 m |
| Aug 10, 2025 | 186 m | 14.4°C | 44 m |
| Aug 19, 2025 | 100 m | 15.0°C | 60 m |
| Aug 20, 2025 | 158 m | 14.7°C | 136 m |
| Sep 4, 2025 | 154 m | 16.3°C | 128 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
136 m
Deepest dive
6:27
Longest dive
85
Dives
27 m
Avg dive depth
7
Sightings
25
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 (158 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Aug 20, 2025
measured- Seafloor depth
- 158 m
- Sea-surface temperature
- 14.7°C
- Distance from shore
- 1.0 km
Across the residency · 7 sightings
measured- Seafloor depth
- 100 m – 186 m
- Sea-surface temperature
- 14.4°C – 16.3°C
- Distance from shore
- 1.0 km – 12.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 7 catalogued encounters on Happywhale.