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

HW-MN1102730 – Residency

3rd sighting in East Australia
Fluke of HW-MN1102730
HW-MN1102730 Confirmed in the catalog @74673
Aug 3 – 11, 2026 · East Australia

East Australia · Aug 2026

15 m
Deepest dive
1:00
Longest dive
17
Dives
Sightings
2
Days between first and last sighting
8
Deepest dive on record
15 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 3, 202619 m19.6°C15 m
Aug 11, 20263 m20.1°C2 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 3, 2026 — seafloor 19 m (measured), deepest dive 15 m (modelled)Aug 3Aug 11, 2026 — seafloor 3 m (measured), deepest dive 2 m (modelled)Aug 11

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

Dives

15 m
Deepest dive
1:00
Longest dive
17
Dives
6 m
Avg dive depth
2
Sightings
8
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255015 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (19 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 3, 2026

measured
Seafloor depth
19 m
Sea-surface temperature
19.6°C
Distance from shore
9.0 km

Across the residency · 2 sightings

measured
Seafloor depth
3 m – 19 m
Sea-surface temperature
19.6°C – 20.1°C
Distance from shore
2.0 km – 9.0 km

Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · 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.