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

HW-MN0441371 – Residency

4th sighting in Chukotka
Fluke of HW-MN0441371
HW-MN0441371 Confirmed in the catalog @26403
Sep 5 – 22, 2024 · Chukotka

Chukotka · Sep 2024

56 m
Deepest dive
2:12
Longest dive
27
Dives
Sightings
4
Days between first and last sighting
17
Deepest dive on record
56 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Sep 5, 202480 m—53 m
Sep 5, 202484 m—56 m
Sep 13, 2024-1 m——
Sep 22, 202411 m—9 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
Sep 5, 2024 — seafloor 80 m (measured), deepest dive 53 m (modelled)Sep 5Sep 5, 2024 — seafloor 84 m (measured), deepest dive 56 m (modelled)Sep 5Sep 13, 2024 — seafloor -1 m (measured), deepest dive — (modelled)Sep 13Sep 22, 2024 — seafloor 11 m (measured), deepest dive 9 m (modelled)Sep 22

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

Dives

56 m
Deepest dive
2:12
Longest dive
27
Dives
19 m
Avg dive depth
4
Sightings
17
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010056 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (84 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 · Sep 5, 2024

measured
Seafloor depth
84 m
Sea-surface temperature
—
Distance from shore
4.0 km

Across the residency · 4 sightings

measured
Seafloor depth
-1 m – 84 m
Sea-surface temperature
—
Distance from shore
1.0 km – 4.0 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.