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

CRC-17042 – Residency

9th sighting in Au'au Channel
Fluke of CRC-17042
CRC-17042 Confirmed in the catalog @34696
Dec 20, 2025 – Jan 19, 2026 · Au'au Channel

Au'au Channel · Dec 2025 – Jan 2026

384 m
Deepest dive
11:05
Longest dive
49
Dives
Sightings
6
Days between first and last sighting
31
Deepest dive on record
384 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 20, 202559 m—53 m
Dec 28, 20251,139 m—216 m
Dec 31, 202556 m25.5°C39 m
Dec 31, 2025757 m25.6°C384 m
Jan 19, 202679 m25.4°C46 m
Jan 19, 202671 m25.4°C25 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
Dec 20, 2025 — seafloor 59 m (measured), deepest dive 53 m (modelled)Dec 20Dec 28, 2025 — seafloor 1,139 m (measured), deepest dive 216 m (modelled)Dec 28Dec 31, 2025 — seafloor 56 m (measured), deepest dive 39 m (modelled)Dec 31Dec 31, 2025 — seafloor 757 m (measured), deepest dive 384 m (modelled)Dec 31Jan 19, 2026 — seafloor 79 m (measured), deepest dive 46 m (modelled)Jan 19Jan 19, 2026 — seafloor 71 m (measured), deepest dive 25 m (modelled)Jan 19

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

Dives

384 m
Deepest dive
11:05
Longest dive
49
Dives
41 m
Avg dive depth
6
Sightings
31
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0200400384 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (757 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 · Dec 31, 2025

measured
Seafloor depth
757 m
Sea-surface temperature
25.6°C
Distance from shore
7.0 km

Across the residency · 6 sightings

measured
Seafloor depth
56 m – 1,139 m
Sea-surface temperature
25.4°C – 25.6°C
Distance from shore
3.0 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.