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

ROLL-MOP – Residency

9th sighting in East Australia
Fluke of ROLL-MOP
ROLL-MOP Confirmed in the catalog @14355
Sep 28 – Oct 1, 2026 · East Australia

Spring in the Corridor

Early spring, warm shallows, good company — this stretch never gets old.

13 m
Deepest dive
1:06
Longest dive
33
Dives
Sightings
3
Days between first and last sighting
3

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Sep 28, 202617 m—13 m
Sep 28, 20269 m—8 m
Oct 1, 202614 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 28, 2026 — seafloor 17 m (measured), deepest dive 13 m (modelled)Sep 28Sep 28, 2026 — seafloor 9 m (measured), deepest dive 8 m (modelled)Sep 28Oct 1, 2026 — seafloor 14 m (measured), deepest dive 9 m (modelled)Oct 1

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

Dives

13 m
Deepest dive
1:06
Longest dive
33
Dives
7 m
Avg dive depth
3
Sightings
3
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255013 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (17 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.

Unlock with Risa Deep

Place

Where this happened · Sep 28, 2026

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

Across the residency · 3 sightings

measured
Seafloor depth
9 m – 17 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 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).

Happywhale runs on donations: support Happywhale →

Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.