2023-2024 calf of CRC-15420 – Residency
5th sighting in Santa Barbara Channel
2023-2024 calf of CRC-15420 @129820
Jun 6 – Oct 17, 2025 · Santa Barbara Channel
Santa Barbara Channel · Jun – Oct 2025
121 m
Deepest dive
3:59
Longest dive
113
Dives
- Sightings
- 6
- Days between first and last sighting
- 133
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jun 6, 2025 | 57 m | — | 44 m |
| Jul 1, 2025 | 147 m | — | 108 m |
| Aug 9, 2025 | 392 m | — | 90 m |
| Sep 5, 2025 | 147 m | — | 121 m |
| Sep 21, 2025 | 81 m | — | 55 m |
| Oct 17, 2025 | 77 m | — | 70 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
121 m
Deepest dive
3:59
Longest dive
113
Dives
25 m
Avg dive depth
6
Sightings
133
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 (147 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Sep 5, 2025
measured- Seafloor depth
- 147 m
- Sea-surface temperature
- —
- Distance from shore
- 18.0 km
Across the residency · 6 sightings
measured- Seafloor depth
- 57 m – 392 m
- Sea-surface temperature
- —
- Distance from shore
- 3.0 km – 18.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 6 catalogued encounters on Happywhale.