Lefty – Residency
4th sighting in Au'au Channel
Lefty @12679
Feb 25 – Mar 1, 2022 · Au'au Channel
Au'au Channel · Feb – Mar 2022
35 m
Deepest dive
1:53
Longest dive
23
Dives
- Sightings
- 2
- Days between first and last sighting
- 4
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Feb 25, 2022 | 42 m | 24.7°C | 35 m |
| Mar 1, 2022 | 70 m | 25.1°C | 32 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
35 m
Deepest dive
1:53
Longest dive
23
Dives
19 m
Avg dive depth
2
Sightings
4
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 (42 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Feb 25, 2022
measured- Seafloor depth
- 42 m
- Sea-surface temperature
- 24.7°C
- Distance from shore
- 2.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 42 m – 70 m
- Sea-surface temperature
- 24.7°C – 25.1°C
- Distance from shore
- 2.0 km – 4.0 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.