2023-2024 calf of Stump – Residency
10th sighting in Santa Barbara Channel
2023-2024 calf of Stump @119487
Apr 17 – Sep 13, 2025 · Santa Barbara Channel
Santa Barbara Channel · Apr – Sep 2025
170 m
Deepest dive
5:54
Longest dive
98
Dives
- Sightings
- 6
- Days between first and last sighting
- 149
- Deepest dive on record
- 170 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) |
|---|---|---|---|
| Apr 17, 2025 | 630 m | — | 48 m |
| Apr 18, 2025 | 219 m | — | 84 m |
| Jun 1, 2025 | 586 m | — | 96 m |
| Jul 5, 2025 | 542 m | — | 93 m |
| Sep 10, 2025 | 134 m | — | 112 m |
| Sep 13, 2025 | 255 m | — | 170 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
170 m
Deepest dive
5:54
Longest dive
98
Dives
30 m
Avg dive depth
6
Sightings
149
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 (255 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Sep 13, 2025
measured- Seafloor depth
- 255 m
- Sea-surface temperature
- —
- Distance from shore
- 12.0 km
Across the residency · 6 sightings
measured- Seafloor depth
- 134 m – 630 m
- Sea-surface temperature
- —
- Distance from shore
- 8.0 km – 16.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 6 catalogued encounters on Happywhale.