Mantis – Residency
11th sighting in Salish Sea
Mantis @12270
Jun 17 – Sep 14, 2026 · Salish Sea
June in the Salish Sea
Cool green water, good company, feeding season doing exactly what it should.
102 m
Deepest dive
3:42
Longest dive
51
Dives
- Sightings
- 4
- Days between first and last sighting
- 89
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jun 17, 2026 | 170 m | 14.7°C | 102 m |
| Jun 21, 2026 | 246 m | 14.3°C | 38 m |
| Jun 22, 2026 | 248 m | 15.2°C | 69 m |
| Sep 14, 2026 | 73 m | 15.2°C | 41 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
102 m
Deepest dive
3:42
Longest dive
51
Dives
23 m
Avg dive depth
4
Sightings
89
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 (170 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jun 17, 2026
measured- Seafloor depth
- 170 m
- Sea-surface temperature
- 14.7°C
- Distance from shore
- 1.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 73 m – 248 m
- Sea-surface temperature
- 14.3°C – 15.2°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 4 catalogued encounters on Happywhale.