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

HIHWNMS-2021-1-22_G06A03 – Residency

17th sighting in Au'au Channel
Fluke of HIHWNMS-2021-1-22_G06A03
HIHWNMS-2021-1-22_G06A03 Confirmed in the catalog @54416
Jan 9 – Mar 7, 2026 · Au'au Channel

Au'au Channel · Jan – Mar 2026

49 m
Deepest dive
2:29
Longest dive
68
Dives
Sightings
8
Days between first and last sighting
57

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jan 9, 2026-2 m25.5°C—
Jan 11, 202648 m25.6°C36 m
Jan 18, 202656 m25.2°C46 m
Jan 25, 202623 m25.4°C12 m
Jan 27, 202642 m25.5°C29 m
Jan 28, 2026144 m25.8°C49 m
Feb 25, 202668 m24.4°C44 m
Mar 7, 202675 m24.7°C20 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 9, 2026 — seafloor -2 m (measured), deepest dive — (modelled)Jan 9Jan 11, 2026 — seafloor 48 m (measured), deepest dive 36 m (modelled)Jan 11Jan 18, 2026 — seafloor 56 m (measured), deepest dive 46 m (modelled)Jan 18Jan 25, 2026 — seafloor 23 m (measured), deepest dive 12 m (modelled)Jan 25Jan 27, 2026 — seafloor 42 m (measured), deepest dive 29 m (modelled)Jan 27Jan 28, 2026 — seafloor 144 m (measured), deepest dive 49 m (modelled)Jan 28Feb 25, 2026 — seafloor 68 m (measured), deepest dive 44 m (modelled)Feb 25Mar 7, 2026 — seafloor 75 m (measured), deepest dive 20 m (modelled)Mar 7

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

Dives

49 m
Deepest dive
2:29
Longest dive
68
Dives
17 m
Avg dive depth
8
Sightings
57
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255049 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (144 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 28, 2026

measured
Seafloor depth
144 m
Sea-surface temperature
25.8°C
Distance from shore
9.0 km

Across the residency · 8 sightings

measured
Seafloor depth
-2 m – 144 m
Sea-surface temperature
24.4°C – 25.8°C
Distance from shore
2.0 km – 9.0 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 8 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.