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

HW-MN0443860 – Residency

7th sighting in Au'au Channel
Fluke of HW-MN0443860
HW-MN0443860 Confirmed in the catalog @88299
Dec 2, 2022 – Feb 16, 2023 · Au'au Channel

Au'au Channel · Dec 2022 – Feb 2023

81 m
Deepest dive
3:48
Longest dive
73
Dives
Sightings
7
Days between first and last sighting
76

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 2, 202250 m—20 m
Dec 6, 202241 m—26 m
Dec 6, 202297 m—58 m
Jan 8, 202346 m—42 m
Jan 19, 202389 m—81 m
Feb 11, 202325 m—22 m
Feb 16, 202317 m—15 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 2, 2022 — seafloor 50 m (measured), deepest dive 20 m (modelled)Dec 2Dec 6, 2022 — seafloor 41 m (measured), deepest dive 26 m (modelled)Dec 6Dec 6, 2022 — seafloor 97 m (measured), deepest dive 58 m (modelled)Dec 6Jan 8, 2023 — seafloor 46 m (measured), deepest dive 42 m (modelled)Jan 8Jan 19, 2023 — seafloor 89 m (measured), deepest dive 81 m (modelled)Jan 19Feb 11, 2023 — seafloor 25 m (measured), deepest dive 22 m (modelled)Feb 11Feb 16, 2023 — seafloor 17 m (measured), deepest dive 15 m (modelled)Feb 16

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

Dives

81 m
Deepest dive
3:48
Longest dive
73
Dives
19 m
Avg dive depth
7
Sightings
76
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010081 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (89 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 19, 2023

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

Across the residency · 7 sightings

measured
Seafloor depth
17 m – 97 m
Sea-surface temperature
—
Distance from shore
1.0 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 7 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.