HW-MN1309021 – Residency
2nd sighting in Antarctic Peninsula
HW-MN1309021 @156147
Feb 28 – Mar 17, 2026 · Antarctic Peninsula
Antarctic Peninsula · Feb – Mar 2026
116 m
Deepest dive
4:48
Longest dive
38
Dives
- Sightings
- 2
- Days between first and last sighting
- 17
- Deepest dive on record
- 116 m · this residency
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Feb 28, 2026 | 126 m | — | 95 m |
| Mar 17, 2026 | 200 m | 2.3°C | 116 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
116 m
Deepest dive
4:48
Longest dive
38
Dives
35 m
Avg dive depth
2
Sightings
17
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 (200 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Mar 17, 2026
measured- Seafloor depth
- 200 m
- Sea-surface temperature
- 2.3°C
- Distance from shore
- 4.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 126 m – 200 m
- Sea-surface temperature
- 2.3°C
- Distance from shore
- 1.0 km – 4.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.