HW-MN0804848 – Residency
10th sighting in South Africa
HW-MN0804848 @133313
Dec 21, 2025 – Jan 14, 2026 · South Africa
South Africa · Dec 2025 – Jan 2026
57 m
Deepest dive
2:13
Longest dive
66
Dives
- Sightings
- 8
- Days between first and last sighting
- 24
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Dec 21, 2025 | 20 m | — | 15 m |
| Dec 27, 2025 | 51 m | — | 40 m |
| Dec 27, 2025 | 62 m | — | 16 m |
| Dec 28, 2025 | 81 m | — | 57 m |
| Dec 29, 2025 | 45 m | — | 41 m |
| Dec 30, 2025 | 46 m | — | 40 m |
| Dec 30, 2025 | 62 m | — | 37 m |
| Jan 14, 2026 | 37 m | 15.7°C | 23 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
57 m
Deepest dive
2:13
Longest dive
66
Dives
17 m
Avg dive depth
8
Sightings
24
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 (81 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 28, 2025
measured- Seafloor depth
- 81 m
- Sea-surface temperature
- —
- Distance from shore
- 10.0 km
Across the residency · 8 sightings
measured- Seafloor depth
- 20 m – 81 m
- Sea-surface temperature
- 15.7°C
- Distance from shore
- 2.0 km – 10.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 8 catalogued encounters on Happywhale.