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

SEAK-5167 – Residency

5th sighting in Au'au Channel
Fluke of SEAK-5167
SEAK-5167 Confirmed in the catalog @26761
Dec 15, 2025 – Feb 6, 2026 · Au'au Channel

Au'au Channel · Dec 2025 – Feb 2026

85 m
Deepest dive
3:23
Longest dive
32
Dives
Sightings
4
Days between first and last sighting
53

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Dec 15, 202594 m26.3°C85 m
Dec 20, 202559 m26.0°C51 m
Jan 4, 202688 m25.7°C56 m
Feb 6, 202642 m25.4°C32 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 15, 2025 — seafloor 94 m (measured), deepest dive 85 m (modelled)Dec 15Dec 20, 2025 — seafloor 59 m (measured), deepest dive 51 m (modelled)Dec 20Jan 4, 2026 — seafloor 88 m (measured), deepest dive 56 m (modelled)Jan 4Feb 6, 2026 — seafloor 42 m (measured), deepest dive 32 m (modelled)Feb 6

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

Dives

85 m
Deepest dive
3:23
Longest dive
32
Dives
23 m
Avg dive depth
4
Sightings
53
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010085 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (94 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.

Unlock with Risa Deep

Place

Where this happened · Dec 15, 2025

measured
Seafloor depth
94 m
Sea-surface temperature
26.3°C
Distance from shore
6.0 km

Across the residency · 4 sightings

measured
Seafloor depth
42 m – 94 m
Sea-surface temperature
25.4°C – 26.3°C
Distance from shore
2.0 km – 6.0 km

Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 4 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).

Happywhale runs on donations: support Happywhale →

Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.