HW-MN0804853 – Residency
4th sighting in South Africa
HW-MN0804853 @133318
Jan 13 – Feb 20, 2025 · South Africa
South Africa · Jan – Feb 2025
70 m
Deepest dive
3:43
Longest dive
46
Dives
- Sightings
- 4
- Days between first and last sighting
- 38
- Deepest dive on record
- 70 m · this residency
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jan 13, 2025 | 76 m | — | 48 m |
| Jan 14, 2025 | 81 m | — | 38 m |
| Feb 1, 2025 | 100 m | — | 70 m |
| Feb 20, 2025 | 49 m | — | 21 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
70 m
Deepest dive
3:43
Longest dive
46
Dives
17 m
Avg dive depth
4
Sightings
38
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 (100 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Feb 1, 2025
measured- Seafloor depth
- 100 m
- Sea-surface temperature
- —
- Distance from shore
- 11.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 49 m – 100 m
- Sea-surface temperature
- —
- Distance from shore
- 2.0 km – 11.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 4 catalogued encounters on Happywhale.