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

HW-MN1307100 – Residency

4th sighting in Antarctic Peninsula
Fluke of HW-MN1307100
HW-MN1307100 Confirmed in the catalog @135287
Jan 14 – Feb 21, 2025 · Antarctic Peninsula

Antarctic Peninsula · Jan – Feb 2025

117 m
Deepest dive
5:53
Longest dive
48
Dives
Sightings
4
Days between first and last sighting
37

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jan 14, 2025354 m—50 m
Jan 16, 2025133 m—117 m
Feb 3, 2025264 m—44 m
Feb 21, 202577 m—52 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
Jan 14, 2025 — seafloor 354 m (measured), deepest dive 50 m (modelled)Jan 14Jan 16, 2025 — seafloor 133 m (measured), deepest dive 117 m (modelled)Jan 16Feb 3, 2025 — seafloor 264 m (measured), deepest dive 44 m (modelled)Feb 3Feb 21, 2025 — seafloor 77 m (measured), deepest dive 52 m (modelled)Feb 21

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

Dives

117 m
Deepest dive
5:53
Longest dive
48
Dives
23 m
Avg dive depth
4
Sightings
37
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150117 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (133 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 · Jan 16, 2025

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

Across the residency · 4 sightings

measured
Seafloor depth
77 m – 354 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 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.