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

Þröstur – Residency

5th sighting in Iceland
Fluke of Þröstur
Þröstur Confirmed in the catalog @25126
Jun 10 – Jul 23, 2016 · Iceland

Iceland · Jun – Jul 2016

—
Deepest dive
—
Longest dive
—
Dives
Sightings
4
Days between first and last sighting
43

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 10, 201672 m——
Jun 14, 201680 m——
Jul 20, 201634 m——
Jul 23, 201650 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 10, 2016 — seafloor 72 m (measured), deepest dive — (modelled)Jun 10Jun 14, 2016 — seafloor 80 m (measured), deepest dive — (modelled)Jun 14Jul 20, 2016 — seafloor 34 m (measured), deepest dive — (modelled)Jul 20Jul 23, 2016 — seafloor 50 m (measured), deepest dive — (modelled)Jul 23

Depth 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
4
Sightings
43
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
02550startdive sequence (illustrative)

Modelled from the published dive-behaviour distribution. 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 · Jul 23, 2016

measured
Seafloor depth
50 m
Sea-surface temperature
—
Distance from shore
8.0 km

Across the residency · 4 sightings

measured
Seafloor depth
34 m – 80 m
Sea-surface temperature
—
Distance from shore
2.0 km – 8.0 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 4 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.