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

HW-MN0806076 – Residency

6th sighting in South Africa
Fluke of HW-MN0806076
HW-MN0806076 Confirmed in the catalog @151304
Jan 13 – Feb 7, 2026 · South Africa

South Africa · Jan – Feb 2026

58 m
Deepest dive
2:13
Longest dive
63
Dives
Sightings
5
Days between first and last sighting
25
Deepest dive on record
58 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jan 13, 202669 m16.0°C35 m
Jan 26, 202689 m15.1°C23 m
Jan 29, 202664 m14.7°C43 m
Jan 30, 202634 m14.6°C24 m
Feb 7, 202681 m16.8°C58 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
Jan 13, 2026 — seafloor 69 m (measured), deepest dive 35 m (modelled)Jan 13Jan 26, 2026 — seafloor 89 m (measured), deepest dive 23 m (modelled)Jan 26Jan 29, 2026 — seafloor 64 m (measured), deepest dive 43 m (modelled)Jan 29Jan 30, 2026 — seafloor 34 m (measured), deepest dive 24 m (modelled)Jan 30Feb 7, 2026 — seafloor 81 m (measured), deepest dive 58 m (modelled)Feb 7

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
63
Dives
17 m
Avg dive depth
5
Sightings
25
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 (81 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 · Feb 7, 2026

measured
Seafloor depth
81 m
Sea-surface temperature
16.8°C
Distance from shore
4.0 km

Across the residency · 5 sightings

measured
Seafloor depth
34 m – 89 m
Sea-surface temperature
14.6°C – 16.8°C
Distance from shore
4.0 km – 16.0 km

Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 5 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.