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

HW-MN1301374 – Residency

13th sighting in Antarctic Peninsula
Fluke of HW-MN1301374
HW-MN1301374 Confirmed in the catalog @19673
Dec 2, 2024 – Feb 16, 2025 · Antarctic Peninsula

Antarctic Peninsula · Dec 2024 – Feb 2025

60 m
Deepest dive
2:30
Longest dive
34
Dives
Sightings
4
Days between first and last sighting
76

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 2, 202433 m—17 m
Dec 2, 202454 m—28 m
Dec 3, 2024123 m—60 m
Feb 16, 2025321 m—22 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 2, 2024 — seafloor 33 m (measured), deepest dive 17 m (modelled)Dec 2Dec 2, 2024 — seafloor 54 m (measured), deepest dive 28 m (modelled)Dec 2Dec 3, 2024 — seafloor 123 m (measured), deepest dive 60 m (modelled)Dec 3Feb 16, 2025 — seafloor 321 m (measured), deepest dive 22 m (modelled)Feb 16

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

Dives

60 m
Deepest dive
2:30
Longest dive
34
Dives
15 m
Avg dive depth
4
Sightings
76
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010060 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (123 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 3, 2024

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

Across the residency · 4 sightings

measured
Seafloor depth
33 m – 321 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.