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

BCY0102 – Residency

11th sighting in Au'au Channel
Fluke of BCY0102
BCY0102 Confirmed in the catalog @15075
Feb 23 – Mar 16, 2024 · Au'au Channel

Au'au Channel · Feb – Mar 2024

66 m
Deepest dive
2:53
Longest dive
35
Dives
Sightings
5
Days between first and last sighting
21

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Feb 23, 202437 m—21 m
Feb 24, 202445 m—41 m
Mar 3, 202416 m—13 m
Mar 4, 2024128 m—66 m
Mar 16, 202422 m—18 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 23, 2024 — seafloor 37 m (measured), deepest dive 21 m (modelled)Feb 23Feb 24, 2024 — seafloor 45 m (measured), deepest dive 41 m (modelled)Feb 24Mar 3, 2024 — seafloor 16 m (measured), deepest dive 13 m (modelled)Mar 3Mar 4, 2024 — seafloor 128 m (measured), deepest dive 66 m (modelled)Mar 4Mar 16, 2024 — seafloor 22 m (measured), deepest dive 18 m (modelled)Mar 16

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

Dives

66 m
Deepest dive
2:53
Longest dive
35
Dives
17 m
Avg dive depth
5
Sightings
21
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010066 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (128 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 · Mar 4, 2024

measured
Seafloor depth
128 m
Sea-surface temperature
—
Distance from shore
4.0 km

Across the residency · 5 sightings

measured
Seafloor depth
16 m – 128 m
Sea-surface temperature
—
Distance from shore
2.0 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 5 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.