Denise H – Residency
3rd sighting in Antarctic Peninsula
Denise H @152698
Jan 25 – Feb 17, 2026 · Antarctic Peninsula
Antarctic Peninsula · Jan – Feb 2026
116 m
Deepest dive
4:18
Longest dive
31
Dives
- Sightings
- 3
- Days between first and last sighting
- 22
- 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) |
|---|---|---|---|
| Jan 25, 2026 | 151 m | 2.7°C | 82 m |
| Feb 10, 2026 | 233 m | 1.8°C | 116 m |
| Feb 17, 2026 | 236 m | 1.8°C | 54 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
4:18
Longest dive
31
Dives
28 m
Avg dive depth
3
Sightings
22
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 (233 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Feb 10, 2026
measured- Seafloor depth
- 233 m
- Sea-surface temperature
- 1.8°C
- Distance from shore
- 2.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 151 m – 236 m
- Sea-surface temperature
- 1.8°C – 2.7°C
- Distance from shore
- 1.0 km – 2.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.