SEAK-5533 – Residency
3rd sighting in Lynn Canal & Stephens Passage
SEAK-5533 @45359
Sep 28 – Oct 7, 2025 · Lynn Canal & Stephens Passage
Lynn Canal & Stephens Passage · Sep – Oct 2025
105 m
Deepest dive
4:46
Longest dive
50
Dives
- Sightings
- 3
- Days between first and last sighting
- 9
- Deepest dive on record
- 105 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) |
|---|---|---|---|
| Sep 28, 2025 | 74 m | — | 47 m |
| Sep 30, 2025 | 210 m | — | 105 m |
| Oct 7, 2025 | 183 m | — | 67 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
105 m
Deepest dive
4:46
Longest dive
50
Dives
25 m
Avg dive depth
3
Sightings
9
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 (210 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Sep 30, 2025
measured- Seafloor depth
- 210 m
- Sea-surface temperature
- —
- Distance from shore
- 1.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 74 m – 210 m
- Sea-surface temperature
- —
- Distance from shore
- 1.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.