Swertia – Residency
7th sighting in Chatham Strait
Swertia @5724
Jul 15 – 21, 2017 · Chatham Strait
Chatham Strait · Jul 2017
60 m
Deepest dive
2:16
Longest dive
23
Dives
- Sightings
- 3
- Days between first and last sighting
- 6
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jul 15, 2017 | 139 m | — | 60 m |
| Jul 16, 2017 | 63 m | — | 39 m |
| Jul 21, 2017 | 68 m | — | 31 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
60 m
Deepest dive
2:16
Longest dive
23
Dives
21 m
Avg dive depth
3
Sightings
6
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 (139 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jul 15, 2017
measured- Seafloor depth
- 139 m
- Sea-surface temperature
- —
- Distance from shore
- 1.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 63 m – 139 m
- Sea-surface temperature
- —
- Distance from shore
- 1.0 km – 2.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.