HW-MN0802937 – Residency
3rd sighting in South Africa
HW-MN0802937 @110842
Nov 29 – Dec 16, 2025 · South Africa
South Africa · Nov – Dec 2025
170 m
Deepest dive
8:27
Longest dive
28
Dives
- Sightings
- 2
- Days between first and last sighting
- 17
- Deepest dive on record
- 170 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 29, 2025 | 223 m | — | 170 m |
| Dec 16, 2025 | 37 m | — | 30 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
170 m
Deepest dive
8:27
Longest dive
28
Dives
24 m
Avg dive depth
2
Sightings
17
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 (223 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Nov 29, 2025
measured- Seafloor depth
- 223 m
- Sea-surface temperature
- —
- Distance from shore
- 34.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 37 m – 223 m
- Sea-surface temperature
- —
- Distance from shore
- 3.0 km – 34.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.