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

HW-MN0441114 – Residency

17th sighting in Au'au Channel
Fluke of HW-MN0441114
HW-MN0441114 Confirmed in the catalog @22705
Dec 21, 2024 – Mar 13, 2025 · Au'au Channel

Au'au Channel · Dec 2024 – Mar 2025

90 m
Deepest dive
2:42
Longest dive
105
Dives
Sightings
6
Days between first and last sighting
82

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 21, 202436 m—27 m
Dec 26, 202459 m—28 m
Dec 26, 202437 m—33 m
Feb 3, 202566 m—59 m
Feb 13, 202554 m—37 m
Mar 13, 2025122 m—90 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 21, 2024 — seafloor 36 m (measured), deepest dive 27 m (modelled)Dec 21Dec 26, 2024 — seafloor 59 m (measured), deepest dive 28 m (modelled)Dec 26Dec 26, 2024 — seafloor 37 m (measured), deepest dive 33 m (modelled)Dec 26Feb 3, 2025 — seafloor 66 m (measured), deepest dive 59 m (modelled)Feb 3Feb 13, 2025 — seafloor 54 m (measured), deepest dive 37 m (modelled)Feb 13Mar 13, 2025 — seafloor 122 m (measured), deepest dive 90 m (modelled)Mar 13

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

Dives

90 m
Deepest dive
2:42
Longest dive
105
Dives
16 m
Avg dive depth
6
Sightings
82
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010090 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (122 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 13, 2025

measured
Seafloor depth
122 m
Sea-surface temperature
—
Distance from shore
8.0 km

Across the residency · 6 sightings

measured
Seafloor depth
36 m – 122 m
Sea-surface temperature
—
Distance from shore
3.0 km – 8.0 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 6 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.