Monarchy – Residency
21st sighting in Clarence Strait
Monarchy @15171
Jul 4 – Aug 25, 2025 · Clarence Strait
Clarence Strait · Jul – Aug 2025
54 m
Deepest dive
1:57
Longest dive
79
Dives
- Sightings
- 7
- Days between first and last sighting
- 52
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jul 4, 2025 | 39 m | 12.2°C | 21 m |
| Jul 12, 2025 | 192 m | 12.9°C | 54 m |
| Jul 13, 2025 | 13 m | 13.1°C | 11 m |
| Jul 14, 2025 | 21 m | 13.1°C | 17 m |
| Aug 6, 2025 | 41 m | 14.3°C | 37 m |
| Aug 12, 2025 | 17 m | 13.8°C | 15 m |
| Aug 25, 2025 | 16 m | 14.8°C | 13 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
1:57
Longest dive
79
Dives
11 m
Avg dive depth
7
Sightings
52
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 (192 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jul 12, 2025
measured- Seafloor depth
- 192 m
- Sea-surface temperature
- 12.9°C
- Distance from shore
- 2.0 km
Across the residency · 7 sightings
measured- Seafloor depth
- 13 m – 192 m
- Sea-surface temperature
- 12.2°C – 14.8°C
- Distance from shore
- 1.0 km – 3.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 7 catalogued encounters on Happywhale.