HW-MN0801840 – Residency
6th sighting in South Africa
HW-MN0801840 @89320
Dec 12 – 27, 2025 · South Africa
South Africa · Dec 2025
127 m
Deepest dive
5:36
Longest dive
57
Dives
- Sightings
- 2
- Days between first and last sighting
- 15
- Deepest dive on record
- 127 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 12, 2025 | 333 m | — | 127 m |
| Dec 27, 2025 | 105 m | — | 91 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
127 m
Deepest dive
5:36
Longest dive
57
Dives
26 m
Avg dive depth
2
Sightings
15
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 (333 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 12, 2025
measured- Seafloor depth
- 333 m
- Sea-surface temperature
- —
- Distance from shore
- 28.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 105 m – 333 m
- Sea-surface temperature
- —
- Distance from shore
- 9.0 km – 28.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.