Borealis – Residency
27th sighting in Monterey Bay
Borealis @141545
Jun 13 – Sep 2, 2026 · Monterey Bay
Krill Lines and Home Water
Whole summer logged in the one green bay I trust.
105 m
Deepest dive
4:28
Longest dive
47
Dives
- Sightings
- 3
- Days between first and last sighting
- 81
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jun 13, 2026 | 77 m | 15.0°C | 54 m |
| Jun 21, 2026 | 167 m | 16.7°C | 105 m |
| Sep 2, 2026 | 254 m | 15.3°C | 70 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
105 m
Deepest dive
4:28
Longest dive
47
Dives
35 m
Avg dive depth
3
Sightings
81
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 (167 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jun 21, 2026
measured- Seafloor depth
- 167 m
- Sea-surface temperature
- 16.7°C
- Distance from shore
- 11.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 77 m – 254 m
- Sea-surface temperature
- 15.0°C – 16.7°C
- Distance from shore
- 4.0 km – 11.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.