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

HW-MN0442300 – Residency

3rd sighting in Au'au Channel
Fluke of HW-MN0442300
HW-MN0442300 Confirmed in the catalog @40791
Jan 18 – Feb 18, 2022 · Au'au Channel

Au'au Channel · Jan – Feb 2022

127 m
Deepest dive
4:58
Longest dive
27
Dives
Sightings
4
Days between first and last sighting
31
Deepest dive on record
127 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jan 18, 2022339 m—86 m
Feb 3, 2022186 m—127 m
Feb 13, 202223 m—18 m
Feb 18, 202244 m—34 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 18, 2022 — seafloor 339 m (measured), deepest dive 86 m (modelled)Jan 18Feb 3, 2022 — seafloor 186 m (measured), deepest dive 127 m (modelled)Feb 3Feb 13, 2022 — seafloor 23 m (measured), deepest dive 18 m (modelled)Feb 13Feb 18, 2022 — seafloor 44 m (measured), deepest dive 34 m (modelled)Feb 18

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

Dives

127 m
Deepest dive
4:58
Longest dive
27
Dives
30 m
Avg dive depth
4
Sightings
31
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150127 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (186 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 3, 2022

measured
Seafloor depth
186 m
Sea-surface temperature
—
Distance from shore
12.0 km

Across the residency · 4 sightings

measured
Seafloor depth
23 m – 339 m
Sea-surface temperature
—
Distance from shore
2.0 km – 12.0 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.