HW-MN0804833 – Residency
5th sighting in South Africa
HW-MN0804833 @133066
Dec 29 – 31, 2025 · South Africa
South Africa · Dec 2025
41 m
Deepest dive
1:49
Longest dive
37
Dives
- Sightings
- 4
- Days between first and last sighting
- 2
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 | — | 41 m |
| Dec 30, 2025 | 62 m | — | 40 m |
| Dec 30, 2025 | 46 m | — | 36 m |
| Dec 31, 2025 | 45 m | — | 35 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
41 m
Deepest dive
1:49
Longest dive
37
Dives
18 m
Avg dive depth
4
Sightings
2
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 (45 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 29, 2025
measured- Seafloor depth
- 45 m
- Sea-surface temperature
- —
- Distance from shore
- 3.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 45 m – 62 m
- Sea-surface temperature
- —
- Distance from shore
- 3.0 km – 9.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 4 catalogued encounters on Happywhale.