Halfandhalf – Residency
21st sighting in Iceland
Halfandhalf @82722
Sep 7 – Oct 15, 2023 · Iceland
Iceland · Sep – Oct 2023
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Deepest dive
—
Longest dive
—
Dives
- Sightings
- 6
- Days between first and last sighting
- 38
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Sep 7, 2023 | -0 m | 9.8°C | — |
| Oct 6, 2023 | -0 m | 7.5°C | — |
| Oct 9, 2023 | -0 m | 7.8°C | — |
| Oct 11, 2023 | -0 m | 7.7°C | — |
| Oct 14, 2023 | -0 m | 8.9°C | — |
| Oct 15, 2023 | -0 m | 9.1°C | — |
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
—
Deepest dive
—
Longest dive
—
Dives
—
Avg dive depth
6
Sightings
38
Days first → last
Dive metrics are modelled within real depth limits — not measured
Get actual dive data with Risa Deep →Dive profile
modelledModelled from the published dive-behaviour distribution. Not measured.
Deep Effort Score
DeepPlace
Where this happened · Oct 15, 2023
measured- Seafloor depth
- -0 m
- Sea-surface temperature
- 9.1°C
- Distance from shore
- —
Across the residency · 6 sightings
measured- Seafloor depth
- -0 m
- Sea-surface temperature
- 7.5°C – 9.8°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 6 catalogued encounters on Happywhale.