Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Iceland

Sandur – Residency

14th sighting in Iceland
Fluke of Sandur
Sandur Confirmed in the catalog @82715
Jun 22 – Jul 21, 2025 · Iceland

Iceland · Jun – Jul 2025

40 m
Deepest dive
1:34
Longest dive
59
Dives
Sightings
6
Days between first and last sighting
29
Deepest dive on record
40 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 22, 202552 m—21 m
Jun 25, 202526 m—24 m
Jun 27, 202543 m—17 m
Jun 27, 202544 m—40 m
Jul 4, 202545 m—29 m
Jul 21, 202541 m—18 m

Seafloor and sea temperature measured · ✳ dives modelled

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Deepest dive against the seafloor, per sighting

Seafloor · measured Deepest dive · modelled
Jun 22, 2025 — seafloor 52 m (measured), deepest dive 21 m (modelled)Jun 22Jun 25, 2025 — seafloor 26 m (measured), deepest dive 24 m (modelled)Jun 25Jun 27, 2025 — seafloor 43 m (measured), deepest dive 17 m (modelled)Jun 27Jun 27, 2025 — seafloor 44 m (measured), deepest dive 40 m (modelled)Jun 27Jul 4, 2025 — seafloor 45 m (measured), deepest dive 29 m (modelled)Jul 4Jul 21, 2025 — seafloor 41 m (measured), deepest dive 18 m (modelled)Jul 21

Depth runs down from the surface. The modelled dive never passes the measured seafloor at that sighting.

Dives

40 m
Deepest dive
1:34
Longest dive
59
Dives
14 m
Avg dive depth
6
Sightings
29
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255040 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (44 m) and the published dive-behaviour distribution. Modelled, not measured.

Deep Effort Score

Deep

Depth, duration and recovery resolved into a single number for this session.

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Place

Where this happened · Jun 27, 2025

measured
Seafloor depth
44 m
Sea-surface temperature
—
Distance from shore
6.0 km

Across the residency · 6 sightings

measured
Seafloor depth
26 m – 52 m
Sea-surface temperature
—
Distance from shore
5.0 km – 13.0 km

Sources: GEBCO seafloor grid · PacIOOS coastline distance

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Source records

This activity is assembled from 6 catalogued encounters on Happywhale.

Sighting records from Happywhale, published as occurrence data via GBIF. Individual records are licensed CC0 1.0, CC BY 4.0 or CC BY-NC 4.0, depending on the contributor.

The photographs and fluke identifications behind every sighting are the work of the contributing observers — the citizen scientists, naturalists and operators who logged them, each named in the underlying GBIF occurrence record. Every activity links out to its source encounters on Happywhale. Basemaps © OpenStreetMap contributors (ODbL).

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Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.