CRC-19577 – Residency
3rd sighting in Monterey Bay
CRC-19577 @56639
Sep 9 – Oct 4, 2026 · Monterey Bay
Cold Green Shelf, Twice Over
Spotted twice this stretch, right where the shelf drops cold and green.
141 m
Deepest dive
4:31
Longest dive
30
Dives
- Sightings
- 3
- Days between first and last sighting
- 25
- Deepest dive on record
- 141 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) |
|---|---|---|---|
| Sep 9, 2026 | 110 m | 15.8°C | 34 m |
| Sep 10, 2026 | 386 m | 17.7°C | 66 m |
| Oct 4, 2026 | 567 m | — | 141 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
141 m
Deepest dive
4:31
Longest dive
30
Dives
32 m
Avg dive depth
3
Sightings
25
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 (567 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Oct 4, 2026
measured- Seafloor depth
- 567 m
- Sea-surface temperature
- —
- Distance from shore
- 16.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 110 m – 567 m
- Sea-surface temperature
- 15.8°C – 17.7°C
- Distance from shore
- 6.0 km – 16.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.