Asti-Spumante – Residency
21st sighting in Lynn Canal & Stephens Passage
Asti-Spumante @5328
Jun 23 – Oct 4, 2025 · Lynn Canal & Stephens Passage
Lynn Canal & Stephens Passage · Jun – Oct 2025
159 m
Deepest dive
5:36
Longest dive
87
Dives
- Sightings
- 10
- Days between first and last sighting
- 103
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jun 23, 2025 | 199 m | 11.6°C | 159 m |
| Jun 24, 2025 | 114 m | 11.5°C | 101 m |
| Jul 19, 2025 | 103 m | 12.4°C | 60 m |
| Aug 22, 2025 | 175 m | 13.6°C | 86 m |
| Aug 30, 2025 | 191 m | 14.9°C | 93 m |
| Sep 28, 2025 | 72 m | 12.4°C | 50 m |
| Sep 28, 2025 | 60 m | 12.2°C | 51 m |
| Sep 28, 2025 | 51 m | 12.3°C | 39 m |
| Sep 30, 2025 | 133 m | 11.4°C | 102 m |
| Oct 4, 2025 | 72 m | 11.9°C | 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
159 m
Deepest dive
5:36
Longest dive
87
Dives
29 m
Avg dive depth
10
Sightings
103
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 (199 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jun 23, 2025
measured- Seafloor depth
- 199 m
- Sea-surface temperature
- 11.6°C
- Distance from shore
- 1.0 km
Across the residency · 10 sightings
measured- Seafloor depth
- 51 m – 199 m
- Sea-surface temperature
- 11.4°C – 14.9°C
- Distance from shore
- 1.0 km – 6.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 10 catalogued encounters on Happywhale.