Twinning – Residency
12th sighting in Salish Sea
Twinning @6551
Aug 30 – Oct 31, 2021 · Salish Sea
Salish Sea · Aug – Oct 2021
114 m
Deepest dive
3:44
Longest dive
31
Dives
- Sightings
- 4
- Days between first and last sighting
- 63
- Deepest dive on record
- 114 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) |
|---|---|---|---|
| Aug 30, 2021 | 130 m | — | 114 m |
| Sep 19, 2021 | 113 m | — | 93 m |
| Sep 19, 2021 | 51 m | — | 36 m |
| Oct 31, 2021 | 190 m | — | 66 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
114 m
Deepest dive
3:44
Longest dive
31
Dives
34 m
Avg dive depth
4
Sightings
63
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 (130 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Aug 30, 2021
measured- Seafloor depth
- 130 m
- Sea-surface temperature
- —
- Distance from shore
- 3.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 51 m – 190 m
- Sea-surface temperature
- —
- Distance from shore
- 3.0 km – 13.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 4 catalogued encounters on Happywhale.