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

струбцина – Residency

3rd sighting in Au'au Channel
Fluke of струбцина
струбцина Confirmed in the catalog @23810
Jan 23 – Feb 12, 2025 · Au'au Channel

Au'au Channel · Jan – Feb 2025

35 m
Deepest dive
1:37
Longest dive
22
Dives
Sightings
2
Days between first and last sighting
20

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jan 23, 202532 m—29 m
Feb 12, 202543 m—35 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 23, 2025 — seafloor 32 m (measured), deepest dive 29 m (modelled)Jan 23Feb 12, 2025 — seafloor 43 m (measured), deepest dive 35 m (modelled)Feb 12

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

Dives

35 m
Deepest dive
1:37
Longest dive
22
Dives
14 m
Avg dive depth
2
Sightings
20
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255035 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 · Feb 12, 2025

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

Across the residency · 2 sightings

measured
Seafloor depth
32 m – 43 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 2 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.