HW-MN0804412 – Residency
15th sighting in South Africa
HW-MN0804412 @130257
Dec 9, 2025 – Jan 5, 2026 · South Africa
South Africa · Dec 2025 – Jan 2026
67 m
Deepest dive
2:24
Longest dive
23
Dives
- Sightings
- 4
- Days between first and last sighting
- 27
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Dec 9, 2025 | 17 m | — | 13 m |
| Dec 9, 2025 | 29 m | — | 25 m |
| Dec 11, 2025 | 37 m | — | 27 m |
| Jan 5, 2026 | 83 m | 15.0°C | 67 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
67 m
Deepest dive
2:24
Longest dive
23
Dives
19 m
Avg dive depth
4
Sightings
27
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 (83 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jan 5, 2026
measured- Seafloor depth
- 83 m
- Sea-surface temperature
- 15.0°C
- Distance from shore
- 8.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 17 m – 83 m
- Sea-surface temperature
- 15.0°C
- Distance from shore
- 1.0 km – 8.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 4 catalogued encounters on Happywhale.