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

HW-MN1306771 – Residency

3rd sighting in Antarctic Peninsula
Fluke of HW-MN1306771
HW-MN1306771 Confirmed in the catalog @131867
Dec 4, 2024 – Feb 28, 2025 · Antarctic Peninsula

Antarctic Peninsula · Dec 2024 – Feb 2025

94 m
Deepest dive
3:04
Longest dive
23
Dives
Sightings
3
Days between first and last sighting
86
Deepest dive on record
94 m · this residency

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Dec 4, 2024207 m—94 m
Jan 29, 202532 m—27 m
Feb 28, 2025243 m—43 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 4, 2024 — seafloor 207 m (measured), deepest dive 94 m (modelled)Dec 4Jan 29, 2025 — seafloor 32 m (measured), deepest dive 27 m (modelled)Jan 29Feb 28, 2025 — seafloor 243 m (measured), deepest dive 43 m (modelled)Feb 28

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

Dives

94 m
Deepest dive
3:04
Longest dive
23
Dives
28 m
Avg dive depth
3
Sightings
86
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010094 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (207 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.

Unlock with Risa Deep

Place

Where this happened · Dec 4, 2024

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

Across the residency · 3 sightings

measured
Seafloor depth
32 m – 243 m
Sea-surface temperature
—
Distance from shore
1.0 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).

Happywhale runs on donations: support Happywhale →

Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.