2020-2021 calf of Chin Up – Residency
79th sighting in Monterey Bay
2020-2021 calf of Chin Up @68156
Apr 11 – Oct 19, 2025 · Monterey Bay
Monterey Bay · Apr – Oct 2025
73 m
Deepest dive
3:06
Longest dive
85
Dives
- Sightings
- 7
- Days between first and last sighting
- 191
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Apr 11, 2025 | 62 m | 13.2°C | 55 m |
| Apr 19, 2025 | 112 m | 12.4°C | 73 m |
| Apr 20, 2025 | 64 m | 12.6°C | 50 m |
| Apr 21, 2025 | 266 m | 13.0°C | 37 m |
| Jul 4, 2025 | 56 m | 13.4°C | 26 m |
| Aug 8, 2025 | 47 m | 15.8°C | 25 m |
| Oct 19, 2025 | 72 m | 15.7°C | 64 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
73 m
Deepest dive
3:06
Longest dive
85
Dives
22 m
Avg dive depth
7
Sightings
191
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 (112 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Apr 19, 2025
measured- Seafloor depth
- 112 m
- Sea-surface temperature
- 12.4°C
- Distance from shore
- 6.0 km
Across the residency · 7 sightings
measured- Seafloor depth
- 47 m – 266 m
- Sea-surface temperature
- 12.4°C – 15.8°C
- Distance from shore
- 2.0 km – 14.0 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.