HW-MN0805774 – Residency
7th sighting in South Africa
HW-MN0805774 @150390
Dec 27, 2025 – Jan 5, 2026 · South Africa
South Africa · Dec 2025 – Jan 2026
55 m
Deepest dive
2:12
Longest dive
115
Dives
- Sightings
- 7
- Days between first and last sighting
- 9
- Deepest dive on record
- 55 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 | 62 m | — | 37 m |
| Dec 29, 2025 | 23 m | — | 20 m |
| Dec 29, 2025 | 61 m | — | 55 m |
| Dec 29, 2025 | 45 m | — | 40 m |
| Dec 30, 2025 | 26 m | — | 15 m |
| Jan 2, 2026 | 82 m | 15.6°C | 19 m |
| Jan 5, 2026 | 82 m | 14.8°C | 37 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
55 m
Deepest dive
2:12
Longest dive
115
Dives
14 m
Avg dive depth
7
Sightings
9
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 (61 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 29, 2025
measured- Seafloor depth
- 61 m
- Sea-surface temperature
- —
- Distance from shore
- 4.0 km
Across the residency · 7 sightings
measured- Seafloor depth
- 23 m – 82 m
- Sea-surface temperature
- 14.8°C – 15.6°C
- Distance from shore
- 3.0 km – 12.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 7 catalogued encounters on Happywhale.