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

HW-MN0440066 – Residency

13th sighting in Au'au Channel
Fluke of HW-MN0440066
HW-MN0440066 Confirmed in the catalog @12837
Nov 24 – Dec 29, 2024 · Au'au Channel

Au'au Channel · Nov – Dec 2024

39 m
Deepest dive
1:53
Longest dive
56
Dives
Sightings
9
Days between first and last sighting
35

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Nov 24, 202470 m—29 m
Nov 25, 202443 m—26 m
Nov 27, 202415 m—9 m
Nov 30, 202455 m—38 m
Dec 3, 202443 m—39 m
Dec 14, 202448 m—37 m
Dec 23, 202474 m—29 m
Dec 27, 202457 m—26 m
Dec 29, 202433 m—28 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
Nov 24, 2024 — seafloor 70 m (measured), deepest dive 29 m (modelled)Nov 24Nov 25, 2024 — seafloor 43 m (measured), deepest dive 26 m (modelled)Nov 25Nov 27, 2024 — seafloor 15 m (measured), deepest dive 9 m (modelled)Nov 27Nov 30, 2024 — seafloor 55 m (measured), deepest dive 38 m (modelled)Nov 30Dec 3, 2024 — seafloor 43 m (measured), deepest dive 39 m (modelled)Dec 3Dec 14, 2024 — seafloor 48 m (measured), deepest dive 37 m (modelled)Dec 14Dec 23, 2024 — seafloor 74 m (measured), deepest dive 29 m (modelled)Dec 23Dec 27, 2024 — seafloor 57 m (measured), deepest dive 26 m (modelled)Dec 27Dec 29, 2024 — seafloor 33 m (measured), deepest dive 28 m (modelled)Dec 29

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

Dives

39 m
Deepest dive
1:53
Longest dive
56
Dives
15 m
Avg dive depth
9
Sightings
35
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255039 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (43 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 · Dec 3, 2024

measured
Seafloor depth
43 m
Sea-surface temperature
—
Distance from shore
2.0 km

Across the residency · 9 sightings

measured
Seafloor depth
15 m – 74 m
Sea-surface temperature
—
Distance from shore
1.0 km – 4.0 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 9 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.