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

PWF-NP_6823 – Residency

4th sighting in Au'au Channel
Fluke of PWF-NP_6823
PWF-NP_6823 Confirmed in the catalog @109978
Dec 21 – 30, 2025 · Au'au Channel

Au'au Channel · Dec 2025

43 m
Deepest dive
1:48
Longest dive
68
Dives
Sightings
4
Days between first and last sighting
9

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 21, 202537 m—33 m
Dec 26, 202548 m—43 m
Dec 30, 202516 m—14 m
Dec 30, 202516 m—14 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
Dec 21, 2025 — seafloor 37 m (measured), deepest dive 33 m (modelled)Dec 21Dec 26, 2025 — seafloor 48 m (measured), deepest dive 43 m (modelled)Dec 26Dec 30, 2025 — seafloor 16 m (measured), deepest dive 14 m (modelled)Dec 30Dec 30, 2025 — seafloor 16 m (measured), deepest dive 14 m (modelled)Dec 30

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

Dives

43 m
Deepest dive
1:48
Longest dive
68
Dives
13 m
Avg dive depth
4
Sightings
9
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255043 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (48 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 · Dec 26, 2025

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

Across the residency · 4 sightings

measured
Seafloor depth
16 m – 48 m
Sea-surface temperature
—
Distance from shore
1.0 km – 3.0 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 4 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.