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

PWF-EC_6433 – Residency

3rd sighting in Antarctic Peninsula
Fluke of PWF-EC_6433
PWF-EC_6433 Confirmed in the catalog @110940
Feb 26 – Mar 23, 2026 · Antarctic Peninsula

Antarctic Peninsula · Feb – Mar 2026

135 m
Deepest dive
4:30
Longest dive
48
Dives
Sightings
3
Days between first and last sighting
24
Deepest dive on record
135 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Feb 26, 2026-82 m——
Feb 27, 2026287 m—135 m
Mar 23, 2026402 m2.3°C116 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
Feb 26, 2026 — seafloor -82 m (measured), deepest dive — (modelled)Feb 26Feb 27, 2026 — seafloor 287 m (measured), deepest dive 135 m (modelled)Feb 27Mar 23, 2026 — seafloor 402 m (measured), deepest dive 116 m (modelled)Mar 23

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

Dives

135 m
Deepest dive
4:30
Longest dive
48
Dives
30 m
Avg dive depth
3
Sightings
24
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150135 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (287 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 · Feb 27, 2026

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

Across the residency · 3 sightings

measured
Seafloor depth
-82 m – 402 m
Sea-surface temperature
2.3°C
Distance from shore
2.0 km – 3.0 km

Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 3 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.