Artemis – Residency
10th sighting in Salish Sea
Artemis @135502
May 26 – Oct 16, 2026 · Salish Sea
Rope-free and roaming
Free of that rope, moving easy through my summer channels ever since.
181 m
Deepest dive
5:10
Longest dive
58
Dives
- Sightings
- 7
- Days between first and last sighting
- 142
- Deepest dive on record
- 181 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) |
|---|---|---|---|
| May 26, 2026 | 227 m | 11.5°C | 47 m |
| Jun 19, 2026 | 128 m | 15.8°C | 94 m |
| Aug 17, 2026 | 149 m | 15.9°C | 82 m |
| Aug 18, 2026 | 25 m | 15.5°C | 18 m |
| Aug 23, 2026 | 200 m | 14.7°C | 181 m |
| Oct 5, 2026 | 139 m | — | 62 m |
| Oct 16, 2026 | 161 m | — | 38 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
181 m
Deepest dive
5:10
Longest dive
58
Dives
28 m
Avg dive depth
7
Sightings
142
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 (200 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Aug 23, 2026
measured- Seafloor depth
- 200 m
- Sea-surface temperature
- 14.7°C
- Distance from shore
- 6.0 km
Across the residency · 7 sightings
measured- Seafloor depth
- 25 m – 227 m
- Sea-surface temperature
- 11.5°C – 15.9°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.