Lacuna – Residency
21st sighting in Gulf of Maine
Lacuna @7607
Jun 27 – Sep 22, 2025 · Gulf of Maine
Gulf of Maine · Jun – Sep 2025
157 m
Deepest dive
4:57
Longest dive
71
Dives
- Sightings
- 6
- Days between first and last sighting
- 87
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, 2025 | 121 m | — | 41 m |
| Aug 3, 2025 | 34 m | — | 29 m |
| Aug 9, 2025 | 2 m | — | 2 m |
| Aug 15, 2025 | 177 m | — | 157 m |
| Aug 16, 2025 | 95 m | — | 42 m |
| Sep 22, 2025 | 78 m | — | 58 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
157 m
Deepest dive
4:57
Longest dive
71
Dives
22 m
Avg dive depth
6
Sightings
87
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 (177 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Aug 15, 2025
measured- Seafloor depth
- 177 m
- Sea-surface temperature
- —
- Distance from shore
- 22.0 km
Across the residency · 6 sightings
measured- Seafloor depth
- 2 m – 177 m
- Sea-surface temperature
- —
- Distance from shore
- 1.0 km – 22.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 6 catalogued encounters on Happywhale.