Boob – Residency
18th sighting in Antarctic Peninsula
Boob @98434
Feb 1 – Mar 9, 2026 · Antarctic Peninsula
Antarctic Peninsula · Feb – Mar 2026
78 m
Deepest dive
4:51
Longest dive
53
Dives
- Sightings
- 5
- Days between first and last sighting
- 36
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Feb 1, 2026 | 12 m | 1.7°C | 9 m |
| Feb 17, 2026 | 88 m | 1.7°C | 78 m |
| Mar 6, 2026 | 96 m | 2.1°C | 43 m |
| Mar 9, 2026 | 85 m | 2.5°C | 76 m |
| Mar 9, 2026 | 85 m | 2.5°C | 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
78 m
Deepest dive
4:51
Longest dive
53
Dives
22 m
Avg dive depth
5
Sightings
36
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 (88 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Feb 17, 2026
measured- Seafloor depth
- 88 m
- Sea-surface temperature
- 1.7°C
- Distance from shore
- —
Across the residency · 5 sightings
measured- Seafloor depth
- 12 m – 96 m
- Sea-surface temperature
- 1.7°C – 2.5°C
- Distance from shore
- 1.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 5 catalogued encounters on Happywhale.