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

HW-MN0802784 – Residency

6th sighting in South Africa
Fluke of HW-MN0802784
HW-MN0802784 Confirmed in the catalog @108928
Nov 24, 2023 – Feb 12, 2024 · South Africa

South Africa · Nov 2023 – Feb 2024

42 m
Deepest dive
2:12
Longest dive
58
Dives
Sightings
6
Days between first and last sighting
80

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Nov 24, 202360 m—37 m
Jan 6, 202461 m—42 m
Jan 9, 202471 m—29 m
Jan 16, 202425 m—23 m
Jan 21, 2024-15 m——
Feb 12, 202444 m—19 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 24, 2023 — seafloor 60 m (measured), deepest dive 37 m (modelled)Nov 24Jan 6, 2024 — seafloor 61 m (measured), deepest dive 42 m (modelled)Jan 6Jan 9, 2024 — seafloor 71 m (measured), deepest dive 29 m (modelled)Jan 9Jan 16, 2024 — seafloor 25 m (measured), deepest dive 23 m (modelled)Jan 16Jan 21, 2024 — seafloor -15 m (measured), deepest dive — (modelled)Jan 21Feb 12, 2024 — seafloor 44 m (measured), deepest dive 19 m (modelled)Feb 12

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

Dives

42 m
Deepest dive
2:12
Longest dive
58
Dives
15 m
Avg dive depth
6
Sightings
80
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255042 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (61 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 6, 2024

measured
Seafloor depth
61 m
Sea-surface temperature
—
Distance from shore
6.0 km

Across the residency · 6 sightings

measured
Seafloor depth
-15 m – 71 m
Sea-surface temperature
—
Distance from shore
1.0 km – 6.0 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.