Mathematician – Residency
7th sighting in Au'au Channel
Mathematician @4593
Feb 23 – Mar 29, 2024 · Au'au Channel
Au'au Channel · Feb – Mar 2024
75 m
Deepest dive
3:03
Longest dive
65
Dives
- Sightings
- 5
- Days between first and last sighting
- 35
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Feb 23, 2024 | 28 m | 24.3°C | 24 m |
| Mar 27, 2024 | 88 m | 24.3°C | 75 m |
| Mar 27, 2024 | 16 m | 24.1°C | 10 m |
| Mar 29, 2024 | 67 m | 24.8°C | 51 m |
| Mar 29, 2024 | 77 m | 24.8°C | 65 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
75 m
Deepest dive
3:03
Longest dive
65
Dives
18 m
Avg dive depth
5
Sightings
35
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 (88 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Mar 27, 2024
measured- Seafloor depth
- 88 m
- Sea-surface temperature
- 24.3°C
- Distance from shore
- 3.0 km
Across the residency · 5 sightings
measured- Seafloor depth
- 16 m – 88 m
- Sea-surface temperature
- 24.1°C – 24.8°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 5 catalogued encounters on Happywhale.