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

HW-MN1102569 – Residency

8th sighting in East Australia
Fluke of HW-MN1102569
HW-MN1102569 Confirmed in the catalog @72266
Sep 15 – 21, 2026 · East Australia

Shallow Water Spring

Spring's got the headlands crowded and I'm right where the current wants me.

14 m
Deepest dive
1:07
Longest dive
51
Dives
Sightings
3
Days between first and last sighting
6

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Sep 15, 202612 m—11 m
Sep 18, 202616 m—14 m
Sep 21, 202610 m—9 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 15, 2026 — seafloor 12 m (measured), deepest dive 11 m (modelled)Sep 15Sep 18, 2026 — seafloor 16 m (measured), deepest dive 14 m (modelled)Sep 18Sep 21, 2026 — seafloor 10 m (measured), deepest dive 9 m (modelled)Sep 21

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

Dives

14 m
Deepest dive
1:07
Longest dive
51
Dives
7 m
Avg dive depth
3
Sightings
6
Days first → last

Dive metrics are modelled within real depth limits — not measured

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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 · Sep 18, 2026

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

Across the residency · 3 sightings

measured
Seafloor depth
10 m – 16 m
Sea-surface temperature
—
Distance from shore
1.0 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 3 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.