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

HW-MN1305226 – Residency

10th sighting in Antarctic Peninsula
Fluke of HW-MN1305226
HW-MN1305226 Confirmed in the catalog @110476
Feb 14 – Mar 8, 2025 · Antarctic Peninsula

Antarctic Peninsula · Feb – Mar 2025

116 m
Deepest dive
4:55
Longest dive
92
Dives
Sightings
7
Days between first and last sighting
22
Deepest dive on record
116 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Feb 14, 2025130 m—116 m
Feb 18, 2025105 m—57 m
Feb 18, 202558 m—40 m
Mar 1, 2025179 m—42 m
Mar 3, 202591 m—51 m
Mar 4, 2025183 m—48 m
Mar 8, 2025191 m—26 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 14, 2025 — seafloor 130 m (measured), deepest dive 116 m (modelled)Feb 14Feb 18, 2025 — seafloor 105 m (measured), deepest dive 57 m (modelled)Feb 18Feb 18, 2025 — seafloor 58 m (measured), deepest dive 40 m (modelled)Feb 18Mar 1, 2025 — seafloor 179 m (measured), deepest dive 42 m (modelled)Mar 1Mar 3, 2025 — seafloor 91 m (measured), deepest dive 51 m (modelled)Mar 3Mar 4, 2025 — seafloor 183 m (measured), deepest dive 48 m (modelled)Mar 4Mar 8, 2025 — seafloor 191 m (measured), deepest dive 26 m (modelled)Mar 8

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

Dives

116 m
Deepest dive
4:55
Longest dive
92
Dives
22 m
Avg dive depth
7
Sightings
22
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150116 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (130 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 14, 2025

measured
Seafloor depth
130 m
Sea-surface temperature
—
Distance from shore
—

Across the residency · 7 sightings

measured
Seafloor depth
58 m – 191 m
Sea-surface temperature
—
Distance from shore
1.0 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 7 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.