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

HW-MN0444009 – Residency

2nd sighting in Au'au Channel
Fluke of HW-MN0444009
HW-MN0444009 Confirmed in the catalog @99878
Dec 11 – 21, 2022 · Au'au Channel

Au'au Channel · Dec 2022

83 m
Deepest dive
2:46
Longest dive
16
Dives
Sightings
2
Days between first and last sighting
10

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 11, 202233 m—26 m
Dec 21, 2022100 m—83 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 11, 2022 — seafloor 33 m (measured), deepest dive 26 m (modelled)Dec 11Dec 21, 2022 — seafloor 100 m (measured), deepest dive 83 m (modelled)Dec 21

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

Dives

83 m
Deepest dive
2:46
Longest dive
16
Dives
25 m
Avg dive depth
2
Sightings
10
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010083 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (100 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 21, 2022

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

Across the residency · 2 sightings

measured
Seafloor depth
33 m – 100 m
Sea-surface temperature
—
Distance from shore
2.0 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 2 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.