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

HW-MN0801876 – Residency

22nd sighting in South Africa
Fluke of HW-MN0801876
HW-MN0801876 Confirmed in the catalog @89356
Nov 28, 2024 – Feb 21, 2025 · South Africa

South Africa · Nov 2024 – Feb 2025

58 m
Deepest dive
2:13
Longest dive
93
Dives
Sightings
7
Days between first and last sighting
85

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Nov 28, 202463 m—52 m
Dec 29, 202456 m—46 m
Dec 29, 202422 m—17 m
Jan 5, 202584 m—58 m
Jan 14, 202554 m—47 m
Feb 20, 202549 m—27 m
Feb 21, 202567 m—50 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 28, 2024 — seafloor 63 m (measured), deepest dive 52 m (modelled)Nov 28Dec 29, 2024 — seafloor 56 m (measured), deepest dive 46 m (modelled)Dec 29Dec 29, 2024 — seafloor 22 m (measured), deepest dive 17 m (modelled)Dec 29Jan 5, 2025 — seafloor 84 m (measured), deepest dive 58 m (modelled)Jan 5Jan 14, 2025 — seafloor 54 m (measured), deepest dive 47 m (modelled)Jan 14Feb 20, 2025 — seafloor 49 m (measured), deepest dive 27 m (modelled)Feb 20Feb 21, 2025 — seafloor 67 m (measured), deepest dive 50 m (modelled)Feb 21

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

Dives

58 m
Deepest dive
2:13
Longest dive
93
Dives
21 m
Avg dive depth
7
Sightings
85
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010058 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 · 7 sightings

measured
Seafloor depth
22 m – 84 m
Sea-surface temperature
—
Distance from shore
2.0 km – 9.0 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 7 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.