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South Africa

HW-MN0802095 – Residency

28th sighting in South Africa
Fluke of HW-MN0802095
HW-MN0802095 Confirmed in the catalog @91057
Dec 11, 2025 – Jan 30, 2026 · South Africa

South Africa · Dec 2025 – Jan 2026

58 m
Deepest dive
2:56
Longest dive
106
Dives
Sightings
11
Days between first and last sighting
50

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 11, 202565 m—58 m
Dec 16, 202537 m—34 m
Dec 27, 2025105 m—30 m
Dec 29, 202561 m—47 m
Dec 29, 202545 m—12 m
Dec 30, 202546 m—35 m
Dec 30, 202562 m—44 m
Dec 31, 202545 m—36 m
Jan 12, 202638 m15.1°C33 m
Jan 14, 202637 m15.7°C23 m
Jan 30, 202634 m14.6°C19 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 11, 2025 — seafloor 65 m (measured), deepest dive 58 m (modelled)Dec 11Dec 16, 2025 — seafloor 37 m (measured), deepest dive 34 m (modelled)Dec 16Dec 27, 2025 — seafloor 105 m (measured), deepest dive 30 m (modelled)Dec 27Dec 29, 2025 — seafloor 61 m (measured), deepest dive 47 m (modelled)Dec 29Dec 29, 2025 — seafloor 45 m (measured), deepest dive 12 m (modelled)Dec 29Dec 30, 2025 — seafloor 46 m (measured), deepest dive 35 m (modelled)Dec 30Dec 30, 2025 — seafloor 62 m (measured), deepest dive 44 m (modelled)Dec 30Dec 31, 2025 — seafloor 45 m (measured), deepest dive 36 m (modelled)Dec 31Jan 12, 2026 — seafloor 38 m (measured), deepest dive 33 m (modelled)Jan 12Jan 14, 2026 — seafloor 37 m (measured), deepest dive 23 m (modelled)Jan 14Jan 30, 2026 — seafloor 34 m (measured), deepest dive 19 m (modelled)Jan 30

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

Dives

58 m
Deepest dive
2:56
Longest dive
106
Dives
18 m
Avg dive depth
11
Sightings
50
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010058 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (65 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 · Dec 11, 2025

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

Across the residency · 11 sightings

measured
Seafloor depth
34 m – 105 m
Sea-surface temperature
14.6°C – 15.7°C
Distance from shore
3.0 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 11 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.