HW-MN0800731 – Residency
13th sighting in South Africa
HW-MN0800731 @77038
Dec 27 – 30, 2025 · South Africa
South Africa · Dec 2025
92 m
Deepest dive
3:26
Longest dive
73
Dives
- Sightings
- 5
- Days between first and last sighting
- 4
- Deepest dive on record
- 92 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 | — | 92 m |
| Dec 29, 2025 | 3 m | — | 3 m |
| Dec 29, 2025 | 45 m | — | 41 m |
| Dec 30, 2025 | 62 m | — | 41 m |
| Dec 30, 2025 | 26 m | — | 18 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
92 m
Deepest dive
3:26
Longest dive
73
Dives
16 m
Avg dive depth
5
Sightings
4
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 · 5 sightings
measured- Seafloor depth
- 3 m – 105 m
- Sea-surface temperature
- —
- Distance from shore
- 3.0 km – 9.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 5 catalogued encounters on Happywhale.