Lefty – Residency
53rd sighting in Monterey Bay
Lefty @934
Oct 2 – 31, 2019 · Monterey Bay
Monterey Bay · Oct 2019
111 m
Deepest dive
4:21
Longest dive
45
Dives
- Sightings
- 6
- Days between first and last sighting
- 29
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Oct 2, 2019 | 66 m | 15.7°C | 44 m |
| Oct 3, 2019 | 68 m | 15.5°C | 53 m |
| Oct 4, 2019 | 83 m | 15.2°C | 54 m |
| Oct 7, 2019 | 396 m | 14.8°C | 64 m |
| Oct 21, 2019 | 95 m | 14.0°C | 84 m |
| Oct 31, 2019 | 185 m | 12.8°C | 111 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
111 m
Deepest dive
4:21
Longest dive
45
Dives
31 m
Avg dive depth
6
Sightings
29
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 (185 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Oct 31, 2019
measured- Seafloor depth
- 185 m
- Sea-surface temperature
- 12.8°C
- Distance from shore
- 6.0 km
Across the residency · 6 sightings
measured- Seafloor depth
- 66 m – 396 m
- Sea-surface temperature
- 12.8°C – 15.7°C
- Distance from shore
- 5.0 km – 10.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 6 catalogued encounters on Happywhale.