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

Dashdot – Residency

6th sighting in Iceland
Fluke of Dashdot
Dashdot Confirmed in the catalog @38799
Jul 31 – Aug 4, 2021 · Iceland

Iceland · Jul – Aug 2021

44 m
Deepest dive
2:23
Longest dive
33
Dives
Sightings
3
Days between first and last sighting
4
Deepest dive on record
44 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 31, 202131 m9.6°C28 m
Aug 3, 202144 m10.5°C23 m
Aug 4, 202152 m10.5°C44 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
Jul 31, 2021 — seafloor 31 m (measured), deepest dive 28 m (modelled)Jul 31Aug 3, 2021 — seafloor 44 m (measured), deepest dive 23 m (modelled)Aug 3Aug 4, 2021 — seafloor 52 m (measured), deepest dive 44 m (modelled)Aug 4

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

Dives

44 m
Deepest dive
2:23
Longest dive
33
Dives
13 m
Avg dive depth
3
Sightings
4
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255044 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (52 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 · Aug 4, 2021

measured
Seafloor depth
52 m
Sea-surface temperature
10.5°C
Distance from shore
3.0 km

Across the residency · 3 sightings

measured
Seafloor depth
31 m – 52 m
Sea-surface temperature
9.6°C – 10.5°C
Distance from shore
2.0 km – 3.0 km

Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 3 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.