HW-MN0804679 – Residency
11th sighting in South Africa
HW-MN0804679 @132851
Nov 3, 2025 – Jan 17, 2026 · South Africa
South Africa · Nov 2025 – Jan 2026
54 m
Deepest dive
2:38
Longest dive
54
Dives
- Sightings
- 5
- Days between first and last sighting
- 75
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 | 96 m | — | 51 m |
| Dec 30, 2025 | 62 m | — | 27 m |
| Dec 30, 2025 | 26 m | — | 21 m |
| Jan 14, 2026 | 37 m | 15.7°C | 32 m |
| Jan 17, 2026 | 85 m | 14.1°C | 54 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
54 m
Deepest dive
2:38
Longest dive
54
Dives
18 m
Avg dive depth
5
Sightings
75
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 (85 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jan 17, 2026
measured- Seafloor depth
- 85 m
- Sea-surface temperature
- 14.1°C
- Distance from shore
- 7.0 km
Across the residency · 5 sightings
measured- Seafloor depth
- 26 m – 96 m
- Sea-surface temperature
- 14.1°C – 15.7°C
- Distance from shore
- 7.0 km – 18.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 5 catalogued encounters on Happywhale.