Quarternote – Residency
Quarternote @19685
Jul 29 – Sep 13, 2026 · North Atlantic
Ledges, Late Summer
Whole late summer on this coastline, and never once alone in the frame.
46 m
Deepest dive
2:06
Longest dive
44
Dives
- Sightings
- 3
- Days between first and last sighting
- 46
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jul 29, 2026 | 102 m | 15.2°C | 46 m |
| Sep 7, 2026 | 43 m | 13.4°C | 29 m |
| Sep 13, 2026 | 47 m | — | 35 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
46 m
Deepest dive
2:06
Longest dive
44
Dives
17 m
Avg dive depth
3
Sightings
46
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 (102 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jul 29, 2026
measured- Seafloor depth
- 102 m
- Sea-surface temperature
- 15.2°C
- Distance from shore
- 9.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 43 m – 102 m
- Sea-surface temperature
- 13.4°C – 15.2°C
- Distance from shore
- 1.0 km – 9.0 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.