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

HW-MN0103720 – Residency

5th sighting in Iceland
Fluke of HW-MN0103720
HW-MN0103720 Confirmed in the catalog @120005
Apr 26 – May 1, 2025 · Iceland

Iceland · Apr – May 2025

86 m
Deepest dive
3:21
Longest dive
49
Dives
Sightings
4
Days between first and last sighting
5
Deepest dive on record
86 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 26, 2025100 m—86 m
Apr 30, 202587 m—29 m
May 1, 202587 m—63 m
May 1, 202591 m—61 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
Apr 26, 2025 — seafloor 100 m (measured), deepest dive 86 m (modelled)Apr 26Apr 30, 2025 — seafloor 87 m (measured), deepest dive 29 m (modelled)Apr 30May 1, 2025 — seafloor 87 m (measured), deepest dive 63 m (modelled)May 1May 1, 2025 — seafloor 91 m (measured), deepest dive 61 m (modelled)May 1

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

Dives

86 m
Deepest dive
3:21
Longest dive
49
Dives
21 m
Avg dive depth
4
Sightings
5
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010086 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (100 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 · Apr 26, 2025

measured
Seafloor depth
100 m
Sea-surface temperature
—
Distance from shore
2.0 km

Across the residency · 4 sightings

measured
Seafloor depth
87 m – 100 m
Sea-surface temperature
—
Distance from shore
2.0 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.