Uluka – Residency
25th sighting in Salish Sea
Uluka @11255
Jul 13 – Sep 14, 2026 · Salish Sea
Green Water Company
Rain on the surface, company blowing all around, this stretch had it all.
140 m
Deepest dive
5:33
Longest dive
72
Dives
- Sightings
- 4
- Days between first and last sighting
- 63
- Deepest dive on record
- 140 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) |
|---|---|---|---|
| Jul 13, 2026 | 76 m | 15.2°C | 54 m |
| Jul 28, 2026 | 153 m | 15.3°C | 40 m |
| Aug 5, 2026 | 165 m | 15.4°C | 140 m |
| Sep 14, 2026 | 81 m | — | 58 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
140 m
Deepest dive
5:33
Longest dive
72
Dives
24 m
Avg dive depth
4
Sightings
63
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 (165 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Aug 5, 2026
measured- Seafloor depth
- 165 m
- Sea-surface temperature
- 15.4°C
- Distance from shore
- 4.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 76 m – 165 m
- Sea-surface temperature
- 15.2°C – 15.4°C
- Distance from shore
- 2.0 km – 4.0 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.