Drogon – Residency
60th sighting in Iceland
Drogon @37706
Sep 30 – Dec 7, 2025 · Iceland
Iceland · Sep – Dec 2025
78 m
Deepest dive
3:46
Longest dive
147
Dives
- Sightings
- 13
- Days between first and last sighting
- 68
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Sep 30, 2025 | 110 m | 6.2°C | 60 m |
| Oct 15, 2025 | 118 m | 6.8°C | 24 m |
| Oct 16, 2025 | 118 m | 6.7°C | 49 m |
| Oct 20, 2025 | 109 m | 6.4°C | 27 m |
| Nov 9, 2025 | 93 m | 5.4°C | 70 m |
| Nov 10, 2025 | 101 m | 5.1°C | 51 m |
| Nov 11, 2025 | 71 m | 5.2°C | 41 m |
| Nov 12, 2025 | 87 m | 5.2°C | 64 m |
| Nov 20, 2025 | 95 m | 4.9°C | 75 m |
| Nov 27, 2025 | 72 m | 4.2°C | 45 m |
| Nov 28, 2025 | 72 m | 3.8°C | 48 m |
| Dec 4, 2025 | 87 m | 4.0°C | 78 m |
| Dec 7, 2025 | 93 m | 4.7°C | 40 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
78 m
Deepest dive
3:46
Longest dive
147
Dives
20 m
Avg dive depth
13
Sightings
68
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 (87 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Dec 4, 2025
measured- Seafloor depth
- 87 m
- Sea-surface temperature
- 4.0°C
- Distance from shore
- 2.0 km
Across the residency · 13 sightings
measured- Seafloor depth
- 71 m – 118 m
- Sea-surface temperature
- 3.8°C – 6.8°C
- Distance from shore
- 2.0 km
Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 13 catalogued encounters on Happywhale.