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

HW-MN1305907 – Residency

4th sighting in Antarctic Peninsula
Fluke of HW-MN1305907
HW-MN1305907 Confirmed in the catalog @116404
Dec 22, 2024 – Feb 24, 2025 · Antarctic Peninsula

Antarctic Peninsula · Dec 2024 – Feb 2025

168 m
Deepest dive
7:30
Longest dive
16
Dives
Sightings
3
Days between first and last sighting
64

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 22, 2024291 m—168 m
Dec 28, 20246 m—5 m
Feb 24, 2025402 m—15 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 22, 2024 — seafloor 291 m (measured), deepest dive 168 m (modelled)Dec 22Dec 28, 2024 — seafloor 6 m (measured), deepest dive 5 m (modelled)Dec 28Feb 24, 2025 — seafloor 402 m (measured), deepest dive 15 m (modelled)Feb 24

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

Dives

168 m
Deepest dive
7:30
Longest dive
16
Dives
20 m
Avg dive depth
3
Sightings
64
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0100200168 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (291 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 22, 2024

measured
Seafloor depth
291 m
Sea-surface temperature
—
Distance from shore
3.0 km

Across the residency · 3 sightings

measured
Seafloor depth
6 m – 402 m
Sea-surface temperature
—
Distance from shore
2.0 km – 3.0 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 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.