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

Nukhu – Residency

55th sighting in Iceland
Fluke of Nukhu
Nukhu Confirmed in the catalog @98240
Dec 17 – 31, 2024 · Iceland

Iceland · Dec 2024

34 m
Deepest dive
1:31
Longest dive
138
Dives
Sightings
11
Days between first and last sighting
14

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 17, 202422 m4.8°C18 m
Dec 17, 202440 m4.9°C34 m
Dec 19, 202422 m4.8°C18 m
Dec 21, 202422 m4.9°C20 m
Dec 22, 202422 m5.2°C20 m
Dec 23, 202422 m5.2°C18 m
Dec 24, 202422 m5.0°C19 m
Dec 26, 202422 m4.7°C16 m
Dec 27, 202422 m4.7°C20 m
Dec 29, 202422 m4.7°C20 m
Dec 31, 202422 m4.3°C19 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 17, 2024 — seafloor 22 m (measured), deepest dive 18 m (modelled)Dec 17Dec 17, 2024 — seafloor 40 m (measured), deepest dive 34 m (modelled)Dec 17Dec 19, 2024 — seafloor 22 m (measured), deepest dive 18 m (modelled)Dec 19Dec 21, 2024 — seafloor 22 m (measured), deepest dive 20 m (modelled)Dec 21Dec 22, 2024 — seafloor 22 m (measured), deepest dive 20 m (modelled)Dec 22Dec 23, 2024 — seafloor 22 m (measured), deepest dive 18 m (modelled)Dec 23Dec 24, 2024 — seafloor 22 m (measured), deepest dive 19 m (modelled)Dec 24Dec 26, 2024 — seafloor 22 m (measured), deepest dive 16 m (modelled)Dec 26Dec 27, 2024 — seafloor 22 m (measured), deepest dive 20 m (modelled)Dec 27Dec 29, 2024 — seafloor 22 m (measured), deepest dive 20 m (modelled)Dec 29Dec 31, 2024 — seafloor 22 m (measured), deepest dive 19 m (modelled)Dec 31

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

Dives

34 m
Deepest dive
1:31
Longest dive
138
Dives
12 m
Avg dive depth
11
Sightings
14
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255034 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (40 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 17, 2024

measured
Seafloor depth
40 m
Sea-surface temperature
4.9°C
Distance from shore
5.0 km

Across the residency · 11 sightings

measured
Seafloor depth
22 m – 40 m
Sea-surface temperature
4.3°C – 5.2°C
Distance from shore
1.0 km – 5.0 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 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.