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

HW-MN0804856 – Residency

Fluke of HW-MN0804856
HW-MN0804856 Confirmed in the catalog @133321
Jun 12, 2025 · South Atlantic

South Atlantic · Jun 2025

55 m
Deepest dive
2:01
Longest dive
14
Dives
Sightings
1
Days between first and last sighting
Same day
Deepest dive on record
55 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 12, 202572 m—55 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
Jun 12, 2025 — seafloor 72 m (measured), deepest dive 55 m (modelled)Jun 12

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

Dives

55 m
Deepest dive
2:01
Longest dive
14
Dives
24 m
Avg dive depth
1
Sightings
Same day
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010055 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (72 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 · Jun 12, 2025

measured
Seafloor depth
72 m
Sea-surface temperature
—
Distance from shore
16.0 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 1 catalogued encounter 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.