HW-MN0804358 – Residency
8th sighting in South Africa
HW-MN0804358 @129046
Nov 10 – Dec 28, 2025 · South Africa
South Africa · Nov – Dec 2025
54 m
Deepest dive
2:08
Longest dive
55
Dives
- Sightings
- 4
- Days between first and last sighting
- 48
- Deepest dive on record
- 54 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 10, 2025 | 51 m | — | 36 m |
| Nov 24, 2025 | 38 m | — | 28 m |
| Nov 25, 2025 | 27 m | — | 16 m |
| Dec 28, 2025 | 61 m | — | 54 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
54 m
Deepest dive
2:08
Longest dive
55
Dives
20 m
Avg dive depth
4
Sightings
48
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 28, 2025
measured- Seafloor depth
- 61 m
- Sea-surface temperature
- —
- Distance from shore
- 4.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 27 m – 61 m
- Sea-surface temperature
- —
- Distance from shore
- 2.0 km – 8.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 4 catalogued encounters on Happywhale.