CRC-21505 – Residency
4th sighting in Monterey Bay
CRC-21505 @95023
Jun 23 – Sep 10, 2026 · Monterey Bay
Same Canyon, Familiar Water
Summer again over the canyon — quiet company, same green water.
122 m
Deepest dive
5:23
Longest dive
39
Dives
- Sightings
- 4
- Days between first and last sighting
- 79
- Deepest dive on record
- 122 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) |
|---|---|---|---|
| Jun 23, 2026 | -14 m | 15.7°C | — |
| Sep 8, 2026 | 219 m | 15.8°C | 59 m |
| Sep 9, 2026 | 94 m | 15.8°C | 79 m |
| Sep 10, 2026 | 465 m | 17.7°C | 122 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
122 m
Deepest dive
5:23
Longest dive
39
Dives
25 m
Avg dive depth
4
Sightings
79
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 (465 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Sep 10, 2026
measured- Seafloor depth
- 465 m
- Sea-surface temperature
- 17.7°C
- Distance from shore
- 12.0 km
Across the residency · 4 sightings
measured- Seafloor depth
- -14 m – 465 m
- Sea-surface temperature
- 15.7°C – 17.7°C
- Distance from shore
- 5.0 km – 12.0 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.