Scratch – Residency
1st sighting in Chatham Strait
Scratch @5323
May 26, 2004 · Chatham Strait
Chatham Strait · May 2004
148 m
Deepest dive
5:25
Longest dive
15
Dives
- Sightings
- 1
- Days between first and last sighting
- Same day
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| May 26, 2004 | 495 m | 8.2°C | 148 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
148 m
Deepest dive
5:25
Longest dive
15
Dives
49 m
Avg dive depth
1
Sightings
Same day
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 (495 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · May 26, 2004
measured- Seafloor depth
- 495 m
- Sea-surface temperature
- 8.2°C
- Distance from shore
- 3.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 1 catalogued encounter on Happywhale.