HW-MN0801758 – Residency
10th sighting in South Africa
HW-MN0801758 @87047
Nov 3, 2025 – Jan 11, 2026 · South Africa
South Africa · Nov 2025 – Jan 2026
64 m
Deepest dive
3:18
Longest dive
22
Dives
- Sightings
- 2
- Days between first and last sighting
- 69
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Nov 3, 2025 | 95 m | — | 51 m |
| Jan 11, 2026 | 71 m | 15.2°C | 64 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
64 m
Deepest dive
3:18
Longest dive
22
Dives
21 m
Avg dive depth
2
Sightings
69
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 (71 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jan 11, 2026
measured- Seafloor depth
- 71 m
- Sea-surface temperature
- 15.2°C
- Distance from shore
- 5.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 71 m – 95 m
- Sea-surface temperature
- 15.2°C
- Distance from shore
- 5.0 km – 18.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.