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

HW-MN1307013 – Residency

4th sighting in Antarctic Peninsula
Fluke of HW-MN1307013
HW-MN1307013 Confirmed in the catalog @133365
Dec 23, 2025 – Mar 5, 2026 · Antarctic Peninsula

Antarctic Peninsula · Dec 2025 – Mar 2026

24 m
Deepest dive
1:07
Longest dive
11
Dives
Sightings
2
Days between first and last sighting
73

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 23, 202544 m—24 m
Mar 5, 202616 m1.9°C10 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 23, 2025 — seafloor 44 m (measured), deepest dive 24 m (modelled)Dec 23Mar 5, 2026 — seafloor 16 m (measured), deepest dive 10 m (modelled)Mar 5

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

Dives

24 m
Deepest dive
1:07
Longest dive
11
Dives
8 m
Avg dive depth
2
Sightings
73
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255024 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (44 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 23, 2025

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

Across the residency · 2 sightings

measured
Seafloor depth
16 m – 44 m
Sea-surface temperature
1.9°C
Distance from shore
1.0 km

Sources: GEBCO seafloor grid

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

Source records

This activity is assembled from 2 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.