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

PWF-NP_0974 – Residency

11th sighting in Au'au Channel
Fluke of PWF-NP_0974
PWF-NP_0974 Confirmed in the catalog @23681
Jan 31 – Mar 7, 2026 · Au'au Channel

Au'au Channel · Jan – Mar 2026

56 m
Deepest dive
1:59
Longest dive
37
Dives
Sightings
4
Days between first and last sighting
35

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jan 31, 202619 m25.6°C16 m
Feb 1, 202682 m25.7°C56 m
Mar 1, 202659 m24.5°C28 m
Mar 7, 202676 m24.7°C42 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 31, 2026 — seafloor 19 m (measured), deepest dive 16 m (modelled)Jan 31Feb 1, 2026 — seafloor 82 m (measured), deepest dive 56 m (modelled)Feb 1Mar 1, 2026 — seafloor 59 m (measured), deepest dive 28 m (modelled)Mar 1Mar 7, 2026 — seafloor 76 m (measured), deepest dive 42 m (modelled)Mar 7

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

Dives

56 m
Deepest dive
1:59
Longest dive
37
Dives
15 m
Avg dive depth
4
Sightings
35
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010056 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (82 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 · Feb 1, 2026

measured
Seafloor depth
82 m
Sea-surface temperature
25.7°C
Distance from shore
3.0 km

Across the residency · 4 sightings

measured
Seafloor depth
19 m – 82 m
Sea-surface temperature
24.5°C – 25.7°C
Distance from shore
2.0 km – 3.0 km

Sources: GEBCO seafloor grid · NOAA OISST sea temperature · 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.