HW-MN0804820 – Residency
11th sighting in South Africa
HW-MN0804820 @133053
Dec 29, 2025 – Jan 6, 2026 · South Africa
South Africa · Dec 2025 – Jan 2026
39 m
Deepest dive
1:52
Longest dive
60
Dives
- Sightings
- 7
- Days between first and last sighting
- 8
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Dec 29, 2025 | 45 m | — | 36 m |
| Dec 30, 2025 | 46 m | — | 39 m |
| Dec 31, 2025 | 45 m | — | 33 m |
| Jan 2, 2026 | 82 m | 15.6°C | 37 m |
| Jan 5, 2026 | 82 m | 14.8°C | 39 m |
| Jan 5, 2026 | 65 m | 14.8°C | 14 m |
| Jan 6, 2026 | 93 m | 15.2°C | 36 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
39 m
Deepest dive
1:52
Longest dive
60
Dives
17 m
Avg dive depth
7
Sightings
8
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 (46 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 30, 2025
measured- Seafloor depth
- 46 m
- Sea-surface temperature
- —
- Distance from shore
- 3.0 km
Across the residency · 7 sightings
measured- Seafloor depth
- 45 m – 93 m
- Sea-surface temperature
- 14.8°C – 15.6°C
- Distance from shore
- 3.0 km – 12.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 7 catalogued encounters on Happywhale.