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

HW-MN0802111 – Residency

9th sighting in South Africa
Fluke of HW-MN0802111
HW-MN0802111 Confirmed in the catalog @91073
Nov 17, 2024 – Jan 13, 2025 · South Africa

South Africa · Nov 2024 – Jan 2025

62 m
Deepest dive
2:32
Longest dive
72
Dives
Sightings
8
Days between first and last sighting
57

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Nov 17, 202470 m—62 m
Nov 29, 202493 m—48 m
Dec 11, 202460 m—35 m
Dec 12, 202441 m—32 m
Dec 14, 202478 m—22 m
Dec 15, 202479 m—58 m
Jan 5, 202584 m—22 m
Jan 13, 202596 m—42 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
Nov 17, 2024 — seafloor 70 m (measured), deepest dive 62 m (modelled)Nov 17Nov 29, 2024 — seafloor 93 m (measured), deepest dive 48 m (modelled)Nov 29Dec 11, 2024 — seafloor 60 m (measured), deepest dive 35 m (modelled)Dec 11Dec 12, 2024 — seafloor 41 m (measured), deepest dive 32 m (modelled)Dec 12Dec 14, 2024 — seafloor 78 m (measured), deepest dive 22 m (modelled)Dec 14Dec 15, 2024 — seafloor 79 m (measured), deepest dive 58 m (modelled)Dec 15Jan 5, 2025 — seafloor 84 m (measured), deepest dive 22 m (modelled)Jan 5Jan 13, 2025 — seafloor 96 m (measured), deepest dive 42 m (modelled)Jan 13

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

Dives

62 m
Deepest dive
2:32
Longest dive
72
Dives
21 m
Avg dive depth
8
Sightings
57
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010062 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (70 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 · Nov 17, 2024

measured
Seafloor depth
70 m
Sea-surface temperature
—
Distance from shore
8.0 km

Across the residency · 8 sightings

measured
Seafloor depth
41 m – 96 m
Sea-surface temperature
—
Distance from shore
2.0 km – 13.0 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.