PemmaKat – Residency
3rd sighting in Chatham Strait
PemmaKat @17098
Aug 20 – Nov 2, 2021 · Chatham Strait
Chatham Strait · Aug – Nov 2021
76 m
Deepest dive
2:59
Longest dive
23
Dives
- Sightings
- 3
- Days between first and last sighting
- 74
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Aug 20, 2021 | 111 m | — | 66 m |
| Sep 1, 2021 | 111 m | — | 76 m |
| Nov 2, 2021 | 70 m | — | 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
76 m
Deepest dive
2:59
Longest dive
23
Dives
29 m
Avg dive depth
3
Sightings
74
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 (111 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Sep 1, 2021
measured- Seafloor depth
- 111 m
- Sea-surface temperature
- —
- Distance from shore
- 2.0 km
Across the residency · 3 sightings
measured- Seafloor depth
- 70 m – 111 m
- Sea-surface temperature
- —
- Distance from shore
- 1.0 km – 4.0 km
Sources: GEBCO seafloor grid · PacIOOS coastline distance
Source records
This activity is assembled from 3 catalogued encounters on Happywhale.