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

HW-MN0802095 – Residency

18th sighting in South Africa
Fluke of HW-MN0802095
HW-MN0802095 Confirmed in the catalog @91057
Dec 14, 2024 – Feb 20, 2025 · South Africa

South Africa · Dec 2024 – Feb 2025

61 m
Deepest dive
2:40
Longest dive
116
Dives
Sightings
9
Days between first and last sighting
68

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 14, 202456 m—46 m
Dec 15, 202470 m—40 m
Dec 28, 202452 m—34 m
Jan 4, 202578 m—61 m
Jan 8, 202576 m—60 m
Jan 19, 202572 m—51 m
Feb 7, 202544 m—25 m
Feb 8, 202561 m—56 m
Feb 20, 202549 m—37 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 14, 2024 — seafloor 56 m (measured), deepest dive 46 m (modelled)Dec 14Dec 15, 2024 — seafloor 70 m (measured), deepest dive 40 m (modelled)Dec 15Dec 28, 2024 — seafloor 52 m (measured), deepest dive 34 m (modelled)Dec 28Jan 4, 2025 — seafloor 78 m (measured), deepest dive 61 m (modelled)Jan 4Jan 8, 2025 — seafloor 76 m (measured), deepest dive 60 m (modelled)Jan 8Jan 19, 2025 — seafloor 72 m (measured), deepest dive 51 m (modelled)Jan 19Feb 7, 2025 — seafloor 44 m (measured), deepest dive 25 m (modelled)Feb 7Feb 8, 2025 — seafloor 61 m (measured), deepest dive 56 m (modelled)Feb 8Feb 20, 2025 — seafloor 49 m (measured), deepest dive 37 m (modelled)Feb 20

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

Dives

61 m
Deepest dive
2:40
Longest dive
116
Dives
20 m
Avg dive depth
9
Sightings
68
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010061 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (78 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 4, 2025

measured
Seafloor depth
78 m
Sea-surface temperature
—
Distance from shore
12.0 km

Across the residency · 9 sightings

measured
Seafloor depth
44 m – 78 m
Sea-surface temperature
—
Distance from shore
3.0 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 9 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.