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

Double Stuff – Residency

14th sighting in Au'au Channel
Fluke of Double Stuff
Double Stuff Confirmed in the catalog @20022
Feb 22 – Mar 30, 2026 · Au'au Channel

Channel Full of Company

Bright shallow water, endless company, and this old rope still feels good to haul.

50 m
Deepest dive
2:41
Longest dive
53
Dives
Sightings
6
Days between first and last sighting
37

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Feb 22, 202645 m24.9°C40 m
Feb 25, 202630 m24.6°C23 m
Mar 1, 202642 m24.5°C26 m
Mar 2, 202642 m24.6°C25 m
Mar 25, 202642 m24.4°C39 m
Mar 30, 202675 m24.2°C50 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 22, 2026 — seafloor 45 m (measured), deepest dive 40 m (modelled)Feb 22Feb 25, 2026 — seafloor 30 m (measured), deepest dive 23 m (modelled)Feb 25Mar 1, 2026 — seafloor 42 m (measured), deepest dive 26 m (modelled)Mar 1Mar 2, 2026 — seafloor 42 m (measured), deepest dive 25 m (modelled)Mar 2Mar 25, 2026 — seafloor 42 m (measured), deepest dive 39 m (modelled)Mar 25Mar 30, 2026 — seafloor 75 m (measured), deepest dive 50 m (modelled)Mar 30

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

Dives

50 m
Deepest dive
2:41
Longest dive
53
Dives
19 m
Avg dive depth
6
Sightings
37
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010050 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (75 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 30, 2026

measured
Seafloor depth
75 m
Sea-surface temperature
24.2°C
Distance from shore
7.0 km

Across the residency · 6 sightings

measured
Seafloor depth
30 m – 75 m
Sea-surface temperature
24.2°C – 24.9°C
Distance from shore
2.0 km – 7.0 km

Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Source records

This activity is assembled from 6 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.