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

SEAK-1929 – Residency

4th sighting in Au'au Channel
Fluke of SEAK-1929
SEAK-1929 Confirmed in the catalog @40524
Feb 2 – 11, 2022 · Au'au Channel

Au'au Channel · Feb 2022

117 m
Deepest dive
4:26
Longest dive
63
Dives
Sightings
4
Days between first and last sighting
9

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Feb 2, 202249 m—29 m
Feb 10, 2022-2 m——
Feb 10, 2022130 m—117 m
Feb 11, 202242 m—24 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
Feb 2, 2022 — seafloor 49 m (measured), deepest dive 29 m (modelled)Feb 2Feb 10, 2022 — seafloor -2 m (measured), deepest dive — (modelled)Feb 10Feb 10, 2022 — seafloor 130 m (measured), deepest dive 117 m (modelled)Feb 10Feb 11, 2022 — seafloor 42 m (measured), deepest dive 24 m (modelled)Feb 11

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

Dives

117 m
Deepest dive
4:26
Longest dive
63
Dives
19 m
Avg dive depth
4
Sightings
9
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150117 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (130 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 10, 2022

measured
Seafloor depth
130 m
Sea-surface temperature
—
Distance from shore
9.0 km

Across the residency · 4 sightings

measured
Seafloor depth
-2 m – 130 m
Sea-surface temperature
—
Distance from shore
2.0 km – 9.0 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.