SEAK-5174 – Residency
2nd sighting in Lynn Canal & Stephens Passage
SEAK-5174 @26711
Sep 30 – Oct 7, 2025 · Lynn Canal & Stephens Passage
Lynn Canal & Stephens Passage · Sep – Oct 2025
54 m
Deepest dive
2:57
Longest dive
16
Dives
- Sightings
- 2
- Days between first and last sighting
- 7
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Sep 30, 2025 | 69 m | 11.4°C | 54 m |
| Oct 7, 2025 | 183 m | 10.6°C | 53 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
54 m
Deepest dive
2:57
Longest dive
16
Dives
22 m
Avg dive depth
2
Sightings
7
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 (69 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Sep 30, 2025
measured- Seafloor depth
- 69 m
- Sea-surface temperature
- 11.4°C
- Distance from shore
- —
Across the residency · 2 sightings
measured- Seafloor depth
- 69 m – 183 m
- Sea-surface temperature
- 10.6°C – 11.4°C
- Distance from shore
- 1.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.