CRC-12553 – Residency
40th sighting in Monterey Bay
CRC-12553 @621
Aug 25 – Oct 25, 2025 · Monterey Bay
Monterey Bay · Aug – Oct 2025
256 m
Deepest dive
8:15
Longest dive
93
Dives
- Sightings
- 7
- Days between first and last sighting
- 61
- Deepest dive on record
- 256 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) |
|---|---|---|---|
| Aug 25, 2025 | 82 m | 13.2°C | 74 m |
| Aug 26, 2025 | 81 m | 13.1°C | 66 m |
| Aug 26, 2025 | 77 m | 13.1°C | 58 m |
| Aug 28, 2025 | 439 m | 17.0°C | 256 m |
| Sep 6, 2025 | 922 m | 17.3°C | 33 m |
| Oct 25, 2025 | 792 m | 19.4°C | 110 m |
| Oct 25, 2025 | 241 m | 19.1°C | 116 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
256 m
Deepest dive
8:15
Longest dive
93
Dives
28 m
Avg dive depth
7
Sightings
61
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 (439 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Aug 28, 2025
measured- Seafloor depth
- 439 m
- Sea-surface temperature
- 17.0°C
- Distance from shore
- 9.0 km
Across the residency · 7 sightings
measured- Seafloor depth
- 77 m – 922 m
- Sea-surface temperature
- 13.1°C – 19.4°C
- Distance from shore
- 4.0 km – 38.0 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.