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

HW-MN0441063 – Residency

7th sighting in Au'au Channel
Fluke of HW-MN0441063
HW-MN0441063 Confirmed in the catalog @22624
Jan 9 – Mar 8, 2022 · Au'au Channel

Au'au Channel · Jan – Mar 2022

53 m
Deepest dive
2:26
Longest dive
40
Dives
Sightings
4
Days between first and last sighting
58

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jan 9, 202241 m—36 m
Jan 26, 202277 m—44 m
Feb 10, 202264 m—53 m
Mar 8, 2022186 m—22 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 9, 2022 — seafloor 41 m (measured), deepest dive 36 m (modelled)Jan 9Jan 26, 2022 — seafloor 77 m (measured), deepest dive 44 m (modelled)Jan 26Feb 10, 2022 — seafloor 64 m (measured), deepest dive 53 m (modelled)Feb 10Mar 8, 2022 — seafloor 186 m (measured), deepest dive 22 m (modelled)Mar 8

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

Dives

53 m
Deepest dive
2:26
Longest dive
40
Dives
18 m
Avg dive depth
4
Sightings
58
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010053 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (64 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 10, 2022

measured
Seafloor depth
64 m
Sea-surface temperature
—
Distance from shore
4.0 km

Across the residency · 4 sightings

measured
Seafloor depth
41 m – 186 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.