Magma – Residency
39th sighting in Lynn Canal & Stephens Passage
Magma @17127
Jun 27 – Aug 29, 2020 · Lynn Canal & Stephens Passage
Lynn Canal & Stephens Passage · Jun – Aug 2020
78 m
Deepest dive
3:29
Longest dive
71
Dives
- Sightings
- 9
- Days between first and last sighting
- 63
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jun 27, 2020 | 63 m | 11.6°C | 46 m |
| Jun 27, 2020 | 89 m | 11.6°C | 57 m |
| Jul 25, 2020 | 102 m | 12.2°C | 50 m |
| Aug 4, 2020 | 51 m | 12.1°C | 19 m |
| Aug 13, 2020 | 98 m | 11.4°C | 27 m |
| Aug 14, 2020 | 91 m | 11.4°C | 47 m |
| Aug 27, 2020 | 92 m | 12.2°C | 78 m |
| Aug 27, 2020 | 101 m | 12.2°C | 38 m |
| Aug 29, 2020 | 93 m | 10.6°C | 52 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
78 m
Deepest dive
3:29
Longest dive
71
Dives
21 m
Avg dive depth
9
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 (92 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Aug 27, 2020
measured- Seafloor depth
- 92 m
- Sea-surface temperature
- 12.2°C
- Distance from shore
- 1.0 km
Across the residency · 9 sightings
measured- Seafloor depth
- 51 m – 102 m
- Sea-surface temperature
- 10.6°C – 12.2°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 9 catalogued encounters on Happywhale.