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

HW-MN1100673 – Residency

5th sighting in East Australia
Fluke of HW-MN1100673
HW-MN1100673 Confirmed in the catalog @27933
Sep 24 – Oct 3, 2022 · East Australia

East Australia · Sep – Oct 2022

18 m
Deepest dive
1:21
Longest dive
45
Dives
Sightings
4
Days between first and last sighting
9
Deepest dive on record
18 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Sep 24, 202220 m—18 m
Sep 26, 202219 m—17 m
Sep 28, 202219 m—16 m
Oct 3, 202219 m—17 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
Sep 24, 2022 — seafloor 20 m (measured), deepest dive 18 m (modelled)Sep 24Sep 26, 2022 — seafloor 19 m (measured), deepest dive 17 m (modelled)Sep 26Sep 28, 2022 — seafloor 19 m (measured), deepest dive 16 m (modelled)Sep 28Oct 3, 2022 — seafloor 19 m (measured), deepest dive 17 m (modelled)Oct 3

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

Dives

18 m
Deepest dive
1:21
Longest dive
45
Dives
10 m
Avg dive depth
4
Sightings
9
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255018 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (20 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 · Sep 24, 2022

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

Across the residency · 4 sightings

measured
Seafloor depth
19 m – 20 m
Sea-surface temperature
—
Distance from shore
6.0 km – 8.0 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 4 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.