MRIWU-00174 – Residency
3rd sighting in South Africa
MRIWU-00174 @128839
Nov 7 – Dec 27, 2025 · South Africa
South Africa · Nov – Dec 2025
54 m
Deepest dive
2:31
Longest dive
40
Dives
- Sightings
- 3
- Days between first and last sighting
- 50
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 | 52 m | — | 43 m |
| Nov 8, 2025 | 60 m | — | 45 m |
| Dec 27, 2025 | 62 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
2:31
Longest dive
40
Dives
21 m
Avg dive depth
3
Sightings
50
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 (62 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 27, 2025
measured- Seafloor depth
- 62 m
- Sea-surface temperature
- —
- Distance from shore
- 5.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 52 m – 62 m
- Sea-surface temperature
- —
- Distance from shore
- 5.0 km – 7.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.