Brosa – Residency
14th sighting in Clarence Strait
Brosa @33292
Jun 4 – Sep 9, 2025 · Clarence Strait
Clarence Strait · Jun – Sep 2025
49 m
Deepest dive
1:55
Longest dive
64
Dives
- Sightings
- 6
- Days between first and last sighting
- 97
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jun 4, 2025 | 87 m | 9.3°C | 28 m |
| Jun 8, 2025 | 27 m | 11.3°C | 21 m |
| Aug 18, 2025 | 38 m | 14.2°C | 32 m |
| Sep 5, 2025 | 75 m | 15.4°C | 49 m |
| Sep 9, 2025 | 34 m | 15.3°C | 26 m |
| Sep 9, 2025 | 23 m | 15.4°C | 19 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
49 m
Deepest dive
1:55
Longest dive
64
Dives
15 m
Avg dive depth
6
Sightings
97
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 (75 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Sep 5, 2025
measured- Seafloor depth
- 75 m
- Sea-surface temperature
- 15.4°C
- Distance from shore
- 1.0 km
Across the residency · 6 sightings
measured- Seafloor depth
- 23 m – 87 m
- Sea-surface temperature
- 9.3°C – 15.4°C
- Distance from shore
- 1.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 6 catalogued encounters on Happywhale.