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

HW-MN0441423 – Residency

11th sighting in Au'au Channel
Fluke of HW-MN0441423
HW-MN0441423 Confirmed in the catalog @32958
Dec 12, 2022 – Feb 20, 2023 · Au'au Channel

Au'au Channel · Dec 2022 – Feb 2023

91 m
Deepest dive
2:38
Longest dive
49
Dives
Sightings
7
Days between first and last sighting
70

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 12, 202269 m—43 m
Dec 22, 2022277 m—58 m
Jan 11, 202353 m—42 m
Jan 13, 202361 m—35 m
Jan 18, 202358 m—49 m
Feb 20, 202399 m—91 m
Feb 20, 202333 m—20 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 12, 2022 — seafloor 69 m (measured), deepest dive 43 m (modelled)Dec 12Dec 22, 2022 — seafloor 277 m (measured), deepest dive 58 m (modelled)Dec 22Jan 11, 2023 — seafloor 53 m (measured), deepest dive 42 m (modelled)Jan 11Jan 13, 2023 — seafloor 61 m (measured), deepest dive 35 m (modelled)Jan 13Jan 18, 2023 — seafloor 58 m (measured), deepest dive 49 m (modelled)Jan 18Feb 20, 2023 — seafloor 99 m (measured), deepest dive 91 m (modelled)Feb 20Feb 20, 2023 — seafloor 33 m (measured), deepest dive 20 m (modelled)Feb 20

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

Dives

91 m
Deepest dive
2:38
Longest dive
49
Dives
21 m
Avg dive depth
7
Sightings
70
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010091 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (99 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 20, 2023

measured
Seafloor depth
99 m
Sea-surface temperature
—
Distance from shore
7.0 km

Across the residency · 7 sightings

measured
Seafloor depth
33 m – 277 m
Sea-surface temperature
—
Distance from shore
2.0 km – 13.0 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.