HW-MN0804211 – Residency
4th sighting in South Africa
HW-MN0804211 @127604
Nov 7 – Dec 18, 2025 · South Africa
South Africa · Nov – Dec 2025
51 m
Deepest dive
2:07
Longest dive
15
Dives
- Sightings
- 2
- Days between first and last sighting
- 41
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Nov 7, 2025 | 42 m | — | 37 m |
| Dec 18, 2025 | 85 m | — | 51 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
51 m
Deepest dive
2:07
Longest dive
15
Dives
20 m
Avg dive depth
2
Sightings
41
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 (85 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 18, 2025
measured- Seafloor depth
- 85 m
- Sea-surface temperature
- —
- Distance from shore
- 2.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 42 m – 85 m
- Sea-surface temperature
- —
- Distance from shore
- 2.0 km – 5.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.