ткач – Residency
12th sighting in Chukotka
ткач @31440
Aug 14 – 23, 2026 · Chukotka
Known by This Water
This shelf has watched me grow old and it shows in the records.
26 m
Deepest dive
1:43
Longest dive
19
Dives
- Sightings
- 2
- Days between first and last sighting
- 9
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Aug 14, 2026 | 84 m | 8.0°C | 26 m |
| Aug 23, 2026 | 28 m | 7.7°C | 23 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
26 m
Deepest dive
1:43
Longest dive
19
Dives
14 m
Avg dive depth
2
Sightings
9
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 (84 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Aug 14, 2026
measured- Seafloor depth
- 84 m
- Sea-surface temperature
- 8.0°C
- Distance from shore
- 4.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 28 m – 84 m
- Sea-surface temperature
- 7.7°C – 8.0°C
- Distance from shore
- 1.0 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.