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

HW-MN1106449 – Residency

2nd sighting in East Australia
Fluke of HW-MN1106449
HW-MN1106449 Confirmed in the catalog @107052
Aug 29, 2023 · East Australia

East Australia · Aug 2023

14 m
Deepest dive
0:55
Longest dive
23
Dives
Sightings
2
Days between first and last sighting
Same day

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 29, 202310 m—9 m
Aug 29, 202316 m—14 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
Aug 29, 2023 — seafloor 10 m (measured), deepest dive 9 m (modelled)Aug 29Aug 29, 2023 — seafloor 16 m (measured), deepest dive 14 m (modelled)Aug 29

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

Dives

14 m
Deepest dive
0:55
Longest dive
23
Dives
7 m
Avg dive depth
2
Sightings
Same day
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255014 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (16 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 · Aug 29, 2023

measured
Seafloor depth
16 m
Sea-surface temperature
—
Distance from shore
5.0 km

Across the residency · 2 sightings

measured
Seafloor depth
10 m – 16 m
Sea-surface temperature
—
Distance from shore
2.0 km – 5.0 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 2 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.