Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Au'au Channel

PWF-NP_0539 – Residency

3rd sighting in Au'au Channel
Fluke of PWF-NP_0539
PWF-NP_0539 Confirmed in the catalog @23228
Jan 27 – Feb 28, 2024 · Au'au Channel

Au'au Channel · Jan – Feb 2024

52 m
Deepest dive
2:36
Longest dive
48
Dives
Sightings
3
Days between first and last sighting
31

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jan 27, 202466 m—52 m
Feb 1, 202468 m—50 m
Feb 28, 202422 m—16 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
Jan 27, 2024 — seafloor 66 m (measured), deepest dive 52 m (modelled)Jan 27Feb 1, 2024 — seafloor 68 m (measured), deepest dive 50 m (modelled)Feb 1Feb 28, 2024 — seafloor 22 m (measured), deepest dive 16 m (modelled)Feb 28

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

Dives

52 m
Deepest dive
2:36
Longest dive
48
Dives
17 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
05010052 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (66 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 · Jan 27, 2024

measured
Seafloor depth
66 m
Sea-surface temperature
—
Distance from shore
3.0 km

Across the residency · 3 sightings

measured
Seafloor depth
22 m – 68 m
Sea-surface temperature
—
Distance from shore
2.0 km – 6.0 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.