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

HW-MN0440520 – Residency

7th sighting in Au'au Channel
Fluke of HW-MN0440520
HW-MN0440520 Confirmed in the catalog @14755
Mar 7 – 30, 2022 · Au'au Channel

Au'au Channel · Mar 2022

93 m
Deepest dive
4:50
Longest dive
96
Dives
Sightings
5
Days between first and last sighting
23
Deepest dive on record
93 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 7, 202296 m—88 m
Mar 14, 202256 m—34 m
Mar 15, 2022186 m—93 m
Mar 28, 202242 m—38 m
Mar 30, 202229 m—23 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
Mar 7, 2022 — seafloor 96 m (measured), deepest dive 88 m (modelled)Mar 7Mar 14, 2022 — seafloor 56 m (measured), deepest dive 34 m (modelled)Mar 14Mar 15, 2022 — seafloor 186 m (measured), deepest dive 93 m (modelled)Mar 15Mar 28, 2022 — seafloor 42 m (measured), deepest dive 38 m (modelled)Mar 28Mar 30, 2022 — seafloor 29 m (measured), deepest dive 23 m (modelled)Mar 30

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

Dives

93 m
Deepest dive
4:50
Longest dive
96
Dives
21 m
Avg dive depth
5
Sightings
23
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010093 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 · Mar 15, 2022

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

Across the residency · 5 sightings

measured
Seafloor depth
29 m – 186 m
Sea-surface temperature
—
Distance from shore
1.0 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 5 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.