HW-MN0805420 – Residency
6th sighting in South Africa
HW-MN0805420 @146978
Nov 3, 2025 – Jan 5, 2026 · South Africa
South Africa · Nov 2025 – Jan 2026
54 m
Deepest dive
2:45
Longest dive
62
Dives
- Sightings
- 7
- Days between first and last sighting
- 63
- Deepest dive on record
- 54 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) |
|---|---|---|---|
| Nov 3, 2025 | 95 m | — | 47 m |
| Nov 13, 2025 | 81 m | — | 54 m |
| Dec 29, 2025 | 3 m | — | 2 m |
| Dec 30, 2025 | 62 m | — | 43 m |
| Dec 30, 2025 | 26 m | — | 23 m |
| Jan 5, 2026 | 63 m | 14.8°C | 44 m |
| Jan 5, 2026 | 82 m | 14.8°C | 53 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
2:45
Longest dive
62
Dives
17 m
Avg dive depth
7
Sightings
63
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 (81 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Nov 13, 2025
measured- Seafloor depth
- 81 m
- Sea-surface temperature
- —
- Distance from shore
- 8.0 km
Across the residency · 7 sightings
measured- Seafloor depth
- 3 m – 95 m
- Sea-surface temperature
- 14.8°C
- Distance from shore
- 7.0 km – 18.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 7 catalogued encounters on Happywhale.