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

TWO FORKS – Residency

3rd sighting in East Australia
Fluke of TWO FORKS
TWO FORKS Confirmed in the catalog @27708
Sep 11 – Oct 12, 2004 · East Australia

East Australia · Sep – Oct 2004

44 m
Deepest dive
2:21
Longest dive
25
Dives
Sightings
3
Days between first and last sighting
31
Deepest dive on record
44 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Sep 11, 200453 m—27 m
Oct 4, 200419 m—17 m
Oct 12, 200453 m—44 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 11, 2004 — seafloor 53 m (measured), deepest dive 27 m (modelled)Sep 11Oct 4, 2004 — seafloor 19 m (measured), deepest dive 17 m (modelled)Oct 4Oct 12, 2004 — seafloor 53 m (measured), deepest dive 44 m (modelled)Oct 12

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

Dives

44 m
Deepest dive
2:21
Longest dive
25
Dives
14 m
Avg dive depth
3
Sightings
31
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255044 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (53 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 · Oct 12, 2004

measured
Seafloor depth
53 m
Sea-surface temperature
—
Distance from shore
—

Across the residency · 3 sightings

measured
Seafloor depth
19 m – 53 m
Sea-surface temperature
—
Distance from shore
8.0 km

Sources: GEBCO seafloor grid

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.