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Au'au Channel

HW-MN0443634 – Residency

11th sighting in Au'au Channel
Fluke of HW-MN0443634
HW-MN0443634 Confirmed in the catalog @79788
Dec 25, 2025 – Feb 10, 2026 · Au'au Channel

Au'au Channel · Dec 2025 – Feb 2026

69 m
Deepest dive
3:09
Longest dive
121
Dives
Sightings
8
Days between first and last sighting
47
Deepest dive on record
69 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 25, 202569 m—45 m
Dec 27, 202579 m—66 m
Dec 28, 202569 m—26 m
Jan 1, 202670 m25.5°C54 m
Jan 13, 202631 m25.5°C28 m
Jan 13, 202684 m25.7°C69 m
Jan 18, 202662 m25.2°C49 m
Feb 10, 202642 m25.0°C39 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 25, 2025 — seafloor 69 m (measured), deepest dive 45 m (modelled)Dec 25Dec 27, 2025 — seafloor 79 m (measured), deepest dive 66 m (modelled)Dec 27Dec 28, 2025 — seafloor 69 m (measured), deepest dive 26 m (modelled)Dec 28Jan 1, 2026 — seafloor 70 m (measured), deepest dive 54 m (modelled)Jan 1Jan 13, 2026 — seafloor 31 m (measured), deepest dive 28 m (modelled)Jan 13Jan 13, 2026 — seafloor 84 m (measured), deepest dive 69 m (modelled)Jan 13Jan 18, 2026 — seafloor 62 m (measured), deepest dive 49 m (modelled)Jan 18Feb 10, 2026 — seafloor 42 m (measured), deepest dive 39 m (modelled)Feb 10

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

Dives

69 m
Deepest dive
3:09
Longest dive
121
Dives
21 m
Avg dive depth
8
Sightings
47
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010069 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (84 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 · Jan 13, 2026

measured
Seafloor depth
84 m
Sea-surface temperature
25.7°C
Distance from shore
5.0 km

Across the residency · 8 sightings

measured
Seafloor depth
31 m – 84 m
Sea-surface temperature
25.0°C – 25.7°C
Distance from shore
2.0 km – 6.0 km

Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Source records

This activity is assembled from 8 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.