HW-MN0805793 – Residency
4th sighting in South Africa
HW-MN0805793 @150418
Dec 27, 2025 – Jan 6, 2026 · South Africa
South Africa · Dec 2025 – Jan 2026
88 m
Deepest dive
4:26
Longest dive
74
Dives
- Sightings
- 4
- Days between first and last sighting
- 10
- Deepest dive on record
- 88 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) |
|---|---|---|---|
| Dec 27, 2025 | 105 m | — | 88 m |
| Jan 5, 2026 | 82 m | 14.8°C | 57 m |
| Jan 5, 2026 | 65 m | 14.8°C | 49 m |
| Jan 6, 2026 | 93 m | 15.2°C | 56 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
88 m
Deepest dive
4:26
Longest dive
74
Dives
25 m
Avg dive depth
4
Sightings
10
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 (105 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 27, 2025
measured- Seafloor depth
- 105 m
- Sea-surface temperature
- —
- Distance from shore
- 9.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 65 m – 105 m
- Sea-surface temperature
- 14.8°C – 15.2°C
- Distance from shore
- 6.0 km – 10.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 4 catalogued encounters on Happywhale.