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

HW-MN0800189 – Residency

7th sighting in South Africa
Fluke of HW-MN0800189
HW-MN0800189 Confirmed in the catalog @54102
Nov 17, 2023 – Feb 19, 2024 · South Africa

South Africa · Nov 2023 – Feb 2024

69 m
Deepest dive
2:34
Longest dive
68
Dives
Sightings
6
Days between first and last sighting
94
Deepest dive on record
69 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Nov 17, 202366 m—51 m
Dec 7, 202345 m—40 m
Jan 7, 202482 m—29 m
Jan 12, 202484 m—69 m
Jan 13, 202453 m—48 m
Feb 19, 202483 m—50 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 17, 2023 — seafloor 66 m (measured), deepest dive 51 m (modelled)Nov 17Dec 7, 2023 — seafloor 45 m (measured), deepest dive 40 m (modelled)Dec 7Jan 7, 2024 — seafloor 82 m (measured), deepest dive 29 m (modelled)Jan 7Jan 12, 2024 — seafloor 84 m (measured), deepest dive 69 m (modelled)Jan 12Jan 13, 2024 — seafloor 53 m (measured), deepest dive 48 m (modelled)Jan 13Feb 19, 2024 — seafloor 83 m (measured), deepest dive 50 m (modelled)Feb 19

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

Dives

69 m
Deepest dive
2:34
Longest dive
68
Dives
22 m
Avg dive depth
6
Sightings
94
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010069 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (84 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 12, 2024

measured
Seafloor depth
84 m
Sea-surface temperature
—
Distance from shore
3.0 km

Across the residency · 6 sightings

measured
Seafloor depth
45 m – 84 m
Sea-surface temperature
—
Distance from shore
3.0 km – 11.0 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.