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

HW-MN0441061 – Residency

13th sighting in Au'au Channel
Fluke of HW-MN0441061
HW-MN0441061 Confirmed in the catalog @22622
Mar 5 – 27, 2026 · Au'au Channel

Eight Winters Strong

Late winter light, crowded blue water, and I'm exactly where I belong.

81 m
Deepest dive
2:35
Longest dive
56
Dives
Sightings
5
Days between first and last sighting
22
Deepest dive on record
81 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 5, 202655 m24.7°C45 m
Mar 7, 2026199 m24.9°C81 m
Mar 7, 202644 m24.7°C40 m
Mar 26, 202656 m24.4°C45 m
Mar 27, 202642 m24.4°C30 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 5, 2026 — seafloor 55 m (measured), deepest dive 45 m (modelled)Mar 5Mar 7, 2026 — seafloor 199 m (measured), deepest dive 81 m (modelled)Mar 7Mar 7, 2026 — seafloor 44 m (measured), deepest dive 40 m (modelled)Mar 7Mar 26, 2026 — seafloor 56 m (measured), deepest dive 45 m (modelled)Mar 26Mar 27, 2026 — seafloor 42 m (measured), deepest dive 30 m (modelled)Mar 27

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

Dives

81 m
Deepest dive
2:35
Longest dive
56
Dives
24 m
Avg dive depth
5
Sightings
22
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010081 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (199 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 7, 2026

measured
Seafloor depth
199 m
Sea-surface temperature
24.9°C
Distance from shore
11.0 km

Across the residency · 5 sightings

measured
Seafloor depth
42 m – 199 m
Sea-surface temperature
24.4°C – 24.9°C
Distance from shore
2.0 km – 11.0 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 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.