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

HI21_0032 – Residency

4th sighting in Au'au Channel
Fluke of HI21_0032
HI21_0032 Confirmed in the catalog @69765
Jan 12 – Feb 3, 2024 · Au'au Channel

Au'au Channel · Jan – Feb 2024

34 m
Deepest dive
1:39
Longest dive
40
Dives
Sightings
4
Days between first and last sighting
21

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jan 12, 202440 m—34 m
Jan 15, 202419 m—13 m
Jan 26, 202430 m—23 m
Feb 3, 202422 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
Jan 12, 2024 — seafloor 40 m (measured), deepest dive 34 m (modelled)Jan 12Jan 15, 2024 — seafloor 19 m (measured), deepest dive 13 m (modelled)Jan 15Jan 26, 2024 — seafloor 30 m (measured), deepest dive 23 m (modelled)Jan 26Feb 3, 2024 — seafloor 22 m (measured), deepest dive 20 m (modelled)Feb 3

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

Dives

34 m
Deepest dive
1:39
Longest dive
40
Dives
12 m
Avg dive depth
4
Sightings
21
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255034 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (40 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 12, 2024

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

Across the residency · 4 sightings

measured
Seafloor depth
19 m – 40 m
Sea-surface temperature
—
Distance from shore
2.0 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 4 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.