HW-MN0805479 – Residency
3rd sighting in South Africa
HW-MN0805479 @147111
Oct 27 – Dec 31, 2025 · South Africa
South Africa · Oct – Dec 2025
52 m
Deepest dive
2:12
Longest dive
24
Dives
- Sightings
- 3
- Days between first and last sighting
- 65
- Deepest dive on record
- 52 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) |
|---|---|---|---|
| Oct 27, 2025 | 60 m | — | 52 m |
| Dec 30, 2025 | 46 m | — | 41 m |
| Dec 31, 2025 | 45 m | — | 38 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
52 m
Deepest dive
2:12
Longest dive
24
Dives
22 m
Avg dive depth
3
Sightings
65
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 (60 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Oct 27, 2025
measured- Seafloor depth
- 60 m
- Sea-surface temperature
- —
- Distance from shore
- 3.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 45 m – 60 m
- Sea-surface temperature
- —
- Distance from shore
- 3.0 km – 6.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.