SEAK-1384 – Residency
3rd sighting in Lynn Canal & Stephens Passage
SEAK-1384 @22992
Aug 12 – Sep 29, 2025 · Lynn Canal & Stephens Passage
Lynn Canal & Stephens Passage · Aug – Sep 2025
51 m
Deepest dive
2:11
Longest dive
41
Dives
- Sightings
- 4
- Days between first and last sighting
- 48
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Aug 12, 2025 | 602 m | 13.8°C | 31 m |
| Sep 28, 2025 | 75 m | 12.2°C | 51 m |
| Sep 28, 2025 | 51 m | 12.3°C | 46 m |
| Sep 29, 2025 | 89 m | 11.7°C | 25 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
51 m
Deepest dive
2:11
Longest dive
41
Dives
21 m
Avg dive depth
4
Sightings
48
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 (75 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Sep 28, 2025
measured- Seafloor depth
- 75 m
- Sea-surface temperature
- 12.2°C
- Distance from shore
- 2.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 51 m – 602 m
- Sea-surface temperature
- 11.7°C – 13.8°C
- Distance from shore
- 1.0 km – 5.0 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.