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

PWF-NP_0456 – Residency

7th sighting in Au'au Channel
Fluke of PWF-NP_0456
PWF-NP_0456 Confirmed in the catalog @23120
Dec 9, 2025 – Mar 17, 2026 · Au'au Channel

Au'au Channel · Dec 2025 – Mar 2026

51 m
Deepest dive
2:36
Longest dive
35
Dives
Sightings
4
Days between first and last sighting
98

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 9, 202586 m—48 m
Dec 10, 202588 m—51 m
Feb 3, 202647 m25.6°C33 m
Mar 17, 202657 m24.9°C27 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 9, 2025 — seafloor 86 m (measured), deepest dive 48 m (modelled)Dec 9Dec 10, 2025 — seafloor 88 m (measured), deepest dive 51 m (modelled)Dec 10Feb 3, 2026 — seafloor 47 m (measured), deepest dive 33 m (modelled)Feb 3Mar 17, 2026 — seafloor 57 m (measured), deepest dive 27 m (modelled)Mar 17

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

Dives

51 m
Deepest dive
2:36
Longest dive
35
Dives
20 m
Avg dive depth
4
Sightings
98
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010051 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (88 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 10, 2025

measured
Seafloor depth
88 m
Sea-surface temperature
—
Distance from shore
7.0 km

Across the residency · 4 sightings

measured
Seafloor depth
47 m – 88 m
Sea-surface temperature
24.9°C – 25.6°C
Distance from shore
3.0 km – 7.0 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.