Old Bull – Residency
5th sighting in Monterey Bay
Old Bull @1487
Sep 16 – Dec 8, 2017 · Monterey Bay
Monterey Bay · Sep – Dec 2017
99 m
Deepest dive
3:59
Longest dive
29
Dives
- Sightings
- 2
- Days between first and last sighting
- 83
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Sep 16, 2017 | 275 m | 16.6°C | 99 m |
| Dec 8, 2017 | 861 m | 13.4°C | 15 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
99 m
Deepest dive
3:59
Longest dive
29
Dives
23 m
Avg dive depth
2
Sightings
83
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 (275 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Sep 16, 2017
measured- Seafloor depth
- 275 m
- Sea-surface temperature
- 16.6°C
- Distance from shore
- 17.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 275 m – 861 m
- Sea-surface temperature
- 13.4°C – 16.6°C
- Distance from shore
- 15.0 km – 17.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.