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

MRIWU-00116 – Residency

22nd sighting in South Africa
Fluke of MRIWU-00116
MRIWU-00116 Confirmed in the catalog @108580
Nov 22, 2024 – Jan 25, 2025 · South Africa

South Africa · Nov 2024 – Jan 2025

69 m
Deepest dive
2:56
Longest dive
104
Dives
Sightings
11
Days between first and last sighting
64

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Nov 22, 202439 m—34 m
Nov 23, 202452 m—47 m
Nov 29, 202493 m—69 m
Dec 3, 202457 m—20 m
Dec 3, 202437 m—31 m
Dec 7, 202459 m—30 m
Dec 28, 2024-3 m——
Jan 17, 202559 m—41 m
Jan 18, 202564 m—29 m
Jan 19, 202568 m—41 m
Jan 25, 202564 m—48 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 22, 2024 — seafloor 39 m (measured), deepest dive 34 m (modelled)Nov 22Nov 23, 2024 — seafloor 52 m (measured), deepest dive 47 m (modelled)Nov 23Nov 29, 2024 — seafloor 93 m (measured), deepest dive 69 m (modelled)Nov 29Dec 3, 2024 — seafloor 57 m (measured), deepest dive 20 m (modelled)Dec 3Dec 3, 2024 — seafloor 37 m (measured), deepest dive 31 m (modelled)Dec 3Dec 7, 2024 — seafloor 59 m (measured), deepest dive 30 m (modelled)Dec 7Dec 28, 2024 — seafloor -3 m (measured), deepest dive — (modelled)Dec 28Jan 17, 2025 — seafloor 59 m (measured), deepest dive 41 m (modelled)Jan 17Jan 18, 2025 — seafloor 64 m (measured), deepest dive 29 m (modelled)Jan 18Jan 19, 2025 — seafloor 68 m (measured), deepest dive 41 m (modelled)Jan 19Jan 25, 2025 — seafloor 64 m (measured), deepest dive 48 m (modelled)Jan 25

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

Dives

69 m
Deepest dive
2:56
Longest dive
104
Dives
20 m
Avg dive depth
11
Sightings
64
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010069 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (93 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 29, 2024

measured
Seafloor depth
93 m
Sea-surface temperature
—
Distance from shore
13.0 km

Across the residency · 11 sightings

measured
Seafloor depth
-3 m – 93 m
Sea-surface temperature
—
Distance from shore
1.0 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 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.