HW-MN0804892 – Residency
5th sighting in South Africa
HW-MN0804892 @133876
Dec 10, 2025 – Feb 21, 2026 · South Africa
South Africa · Dec 2025 – Feb 2026
98 m
Deepest dive
3:48
Longest dive
31
Dives
- Sightings
- 3
- Days between first and last sighting
- 73
- Deepest dive on record
- 98 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) |
|---|---|---|---|
| Dec 10, 2025 | 48 m | — | 26 m |
| Jan 30, 2026 | 34 m | 14.6°C | 28 m |
| Feb 21, 2026 | 125 m | 16.1°C | 98 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
98 m
Deepest dive
3:48
Longest dive
31
Dives
22 m
Avg dive depth
3
Sightings
73
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 (125 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Feb 21, 2026
measured- Seafloor depth
- 125 m
- Sea-surface temperature
- 16.1°C
- Distance from shore
- 6.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 34 m – 125 m
- Sea-surface temperature
- 14.6°C – 16.1°C
- Distance from shore
- 6.0 km – 8.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.