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

HW-MN0801762 – Residency

22nd sighting in South Africa
Fluke of HW-MN0801762
HW-MN0801762 Confirmed in the catalog @87051
Dec 3, 2024 – Jan 19, 2025 · South Africa

South Africa · Dec 2024 – Jan 2025

75 m
Deepest dive
2:42
Longest dive
104
Dives
Sightings
8
Days between first and last sighting
47
Deepest dive on record
75 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 3, 202456 m—31 m
Dec 3, 202467 m—47 m
Dec 11, 202460 m—53 m
Dec 14, 202478 m—61 m
Dec 17, 202469 m—56 m
Dec 28, 202452 m—33 m
Jan 5, 202584 m—75 m
Jan 19, 202568 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
Dec 3, 2024 — seafloor 56 m (measured), deepest dive 31 m (modelled)Dec 3Dec 3, 2024 — seafloor 67 m (measured), deepest dive 47 m (modelled)Dec 3Dec 11, 2024 — seafloor 60 m (measured), deepest dive 53 m (modelled)Dec 11Dec 14, 2024 — seafloor 78 m (measured), deepest dive 61 m (modelled)Dec 14Dec 17, 2024 — seafloor 69 m (measured), deepest dive 56 m (modelled)Dec 17Dec 28, 2024 — seafloor 52 m (measured), deepest dive 33 m (modelled)Dec 28Jan 5, 2025 — seafloor 84 m (measured), deepest dive 75 m (modelled)Jan 5Jan 19, 2025 — seafloor 68 m (measured), deepest dive 55 m (modelled)Jan 19

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

Dives

75 m
Deepest dive
2:42
Longest dive
104
Dives
25 m
Avg dive depth
8
Sightings
47
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010075 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (84 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 · Jan 5, 2025

measured
Seafloor depth
84 m
Sea-surface temperature
—
Distance from shore
7.0 km

Across the residency · 8 sightings

measured
Seafloor depth
52 m – 84 m
Sea-surface temperature
—
Distance from shore
2.0 km – 7.0 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 8 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.