CRC-12489 – Residency
42nd sighting in Monterey Bay
CRC-12489 @425
Aug 9 – Sep 12, 2025 · Monterey Bay
Monterey Bay · Aug – Sep 2025
84 m
Deepest dive
3:03
Longest dive
42
Dives
- Sightings
- 4
- Days between first and last sighting
- 34
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Aug 9, 2025 | 567 m | 15.1°C | 75 m |
| Aug 14, 2025 | 83 m | 15.5°C | 35 m |
| Sep 12, 2025 | 254 m | 17.0°C | 84 m |
| Sep 12, 2025 | 83 m | 16.8°C | 53 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
84 m
Deepest dive
3:03
Longest dive
42
Dives
26 m
Avg dive depth
4
Sightings
34
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 (254 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Sep 12, 2025
measured- Seafloor depth
- 254 m
- Sea-surface temperature
- 17.0°C
- Distance from shore
- 4.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- 83 m – 567 m
- Sea-surface temperature
- 15.1°C – 17.0°C
- Distance from shore
- 4.0 km – 16.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 4 catalogued encounters on Happywhale.