Semicolon – Residency
31st sighting in IcelandSemicolon @24897
Jun 23 – Aug 18, 2026 · Iceland
Ten Fjord Summers
Herring bunched tight, kelp shelf steady, this bay still knows my name.
107 m
Deepest dive
3:27
Longest dive
64
Dives
- Sightings
- 6
- Days between first and last sighting
- 56
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jun 23, 2026 | 193 m | 8.2°C | 72 m |
| Jun 24, 2026 | 118 m | 8.3°C | 107 m |
| Aug 12, 2026 | 125 m | 8.7°C | 105 m |
| Aug 14, 2026 | 125 m | 9.3°C | 90 m |
| Aug 15, 2026 | 115 m | 9.4°C | 70 m |
| Aug 18, 2026 | 120 m | 10.6°C | 42 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
107 m
Deepest dive
3:27
Longest dive
64
Dives
30 m
Avg dive depth
6
Sightings
56
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 (118 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Jun 24, 2026
measured- Seafloor depth
- 118 m
- Sea-surface temperature
- 8.3°C
- Distance from shore
- 3.0 km
Across the residency · 6 sightings
measured- Seafloor depth
- 115 m – 193 m
- Sea-surface temperature
- 8.2°C – 10.6°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 6 catalogued encounters on Happywhale.