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

HW-MN0103758 – Residency

12th sighting in Iceland
Fluke of HW-MN0103758
HW-MN0103758 Confirmed in the catalog @120043
May 25 – Sep 6, 2025 · Iceland

Iceland · May – Sep 2025

49 m
Deepest dive
2:54
Longest dive
143
Dives
Sightings
11
Days between first and last sighting
104
Deepest dive on record
49 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 25, 202526 m—23 m
May 26, 202526 m—24 m
May 27, 202526 m—16 m
Jun 11, 202543 m—37 m
Jul 13, 202548 m—36 m
Aug 10, 202552 m—39 m
Aug 24, 202553 m—49 m
Aug 27, 202552 m—37 m
Aug 28, 202553 m—36 m
Sep 5, 202551 m—44 m
Sep 6, 202526 m—24 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
May 25, 2025 — seafloor 26 m (measured), deepest dive 23 m (modelled)May 25May 26, 2025 — seafloor 26 m (measured), deepest dive 24 m (modelled)May 26May 27, 2025 — seafloor 26 m (measured), deepest dive 16 m (modelled)May 27Jun 11, 2025 — seafloor 43 m (measured), deepest dive 37 m (modelled)Jun 11Jul 13, 2025 — seafloor 48 m (measured), deepest dive 36 m (modelled)Jul 13Aug 10, 2025 — seafloor 52 m (measured), deepest dive 39 m (modelled)Aug 10Aug 24, 2025 — seafloor 53 m (measured), deepest dive 49 m (modelled)Aug 24Aug 27, 2025 — seafloor 52 m (measured), deepest dive 37 m (modelled)Aug 27Aug 28, 2025 — seafloor 53 m (measured), deepest dive 36 m (modelled)Aug 28Sep 5, 2025 — seafloor 51 m (measured), deepest dive 44 m (modelled)Sep 5Sep 6, 2025 — seafloor 26 m (measured), deepest dive 24 m (modelled)Sep 6

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

Dives

49 m
Deepest dive
2:54
Longest dive
143
Dives
16 m
Avg dive depth
11
Sightings
104
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255049 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (53 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 24, 2025

measured
Seafloor depth
53 m
Sea-surface temperature
—
Distance from shore
13.0 km

Across the residency · 11 sightings

measured
Seafloor depth
26 m – 53 m
Sea-surface temperature
—
Distance from shore
6.0 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 11 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.