Philomath – Residency
11th sighting in Chatham Strait
Philomath @24323
Jul 2 – Aug 7, 2025 · Chatham Strait
Chatham Strait · Jul – Aug 2025
125 m
Deepest dive
4:34
Longest dive
11
Dives
- Sightings
- 2
- Days between first and last sighting
- 37
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jul 2, 2025 | 202 m | 12.0°C | 121 m |
| Aug 7, 2025 | 348 m | 13.2°C | 125 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
125 m
Deepest dive
4:34
Longest dive
11
Dives
44 m
Avg dive depth
2
Sightings
37
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 (348 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Aug 7, 2025
measured- Seafloor depth
- 348 m
- Sea-surface temperature
- 13.2°C
- Distance from shore
- 5.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 202 m – 348 m
- Sea-surface temperature
- 12.0°C – 13.2°C
- Distance from shore
- 2.0 km – 5.0 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.