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

PWF-NP_5146 – Residency

3rd sighting in Au'au Channel
Fluke of PWF-NP_5146
PWF-NP_5146 Confirmed in the catalog @54074
Dec 17, 2020 – Jan 4, 2021 · Au'au Channel

Au'au Channel · Dec 2020 – Jan 2021

34 m
Deepest dive
1:50
Longest dive
20
Dives
Sightings
3
Days between first and last sighting
18

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Dec 17, 202067 m—34 m
Dec 26, 202042 m—26 m
Jan 4, 202142 m—10 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 17, 2020 — seafloor 67 m (measured), deepest dive 34 m (modelled)Dec 17Dec 26, 2020 — seafloor 42 m (measured), deepest dive 26 m (modelled)Dec 26Jan 4, 2021 — seafloor 42 m (measured), deepest dive 10 m (modelled)Jan 4

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

Dives

34 m
Deepest dive
1:50
Longest dive
20
Dives
10 m
Avg dive depth
3
Sightings
18
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255034 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (67 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 17, 2020

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

Across the residency · 3 sightings

measured
Seafloor depth
42 m – 67 m
Sea-surface temperature
—
Distance from shore
2.0 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 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.