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

HW-MN0104053 – Residency

13th sighting in Iceland
Fluke of HW-MN0104053
HW-MN0104053 Confirmed in the catalog @133175
Dec 15 – 30, 2025 · Iceland

Iceland · Dec 2025

64 m
Deepest dive
2:40
Longest dive
89
Dives
Sightings
6
Days between first and last sighting
15

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 15, 202571 m—64 m
Dec 17, 202571 m—38 m
Dec 20, 2025110 m—41 m
Dec 23, 202542 m—26 m
Dec 29, 202576 m—62 m
Dec 30, 202578 m—49 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
Dec 15, 2025 — seafloor 71 m (measured), deepest dive 64 m (modelled)Dec 15Dec 17, 2025 — seafloor 71 m (measured), deepest dive 38 m (modelled)Dec 17Dec 20, 2025 — seafloor 110 m (measured), deepest dive 41 m (modelled)Dec 20Dec 23, 2025 — seafloor 42 m (measured), deepest dive 26 m (modelled)Dec 23Dec 29, 2025 — seafloor 76 m (measured), deepest dive 62 m (modelled)Dec 29Dec 30, 2025 — seafloor 78 m (measured), deepest dive 49 m (modelled)Dec 30

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

Dives

64 m
Deepest dive
2:40
Longest dive
89
Dives
21 m
Avg dive depth
6
Sightings
15
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010064 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (71 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 · Dec 15, 2025

measured
Seafloor depth
71 m
Sea-surface temperature
—
Distance from shore
1.0 km

Across the residency · 6 sightings

measured
Seafloor depth
42 m – 110 m
Sea-surface temperature
—
Distance from shore
1.0 km – 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 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.