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

HW-MN0804207 – Residency

6th sighting in South Africa
Fluke of HW-MN0804207
HW-MN0804207 Confirmed in the catalog @127601
Nov 3, 2024 – Jan 19, 2025 · South Africa

South Africa · Nov 2024 – Jan 2025

63 m
Deepest dive
2:06
Longest dive
86
Dives
Sightings
6
Days between first and last sighting
77
Deepest dive on record
63 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Nov 3, 202497 m—63 m
Nov 21, 202463 m—49 m
Nov 29, 202493 m—29 m
Dec 7, 202459 m—52 m
Dec 12, 202448 m—43 m
Jan 19, 202554 m—28 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 3, 2024 — seafloor 97 m (measured), deepest dive 63 m (modelled)Nov 3Nov 21, 2024 — seafloor 63 m (measured), deepest dive 49 m (modelled)Nov 21Nov 29, 2024 — seafloor 93 m (measured), deepest dive 29 m (modelled)Nov 29Dec 7, 2024 — seafloor 59 m (measured), deepest dive 52 m (modelled)Dec 7Dec 12, 2024 — seafloor 48 m (measured), deepest dive 43 m (modelled)Dec 12Jan 19, 2025 — seafloor 54 m (measured), deepest dive 28 m (modelled)Jan 19

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

Dives

63 m
Deepest dive
2:06
Longest dive
86
Dives
17 m
Avg dive depth
6
Sightings
77
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010063 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (97 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 3, 2024

measured
Seafloor depth
97 m
Sea-surface temperature
—
Distance from shore
11.0 km

Across the residency · 6 sightings

measured
Seafloor depth
48 m – 97 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 6 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.