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

PWF-NP_1492 – Residency

5th sighting in Au'au Channel
Fluke of PWF-NP_1492
PWF-NP_1492 Confirmed in the catalog @29385
Jan 19 – Feb 5, 2023 · Au'au Channel

Au'au Channel · Jan – Feb 2023

50 m
Deepest dive
2:49
Longest dive
71
Dives
Sightings
4
Days between first and last sighting
17

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jan 19, 202316 m—13 m
Feb 2, 202365 m—50 m
Feb 2, 20238 m—7 m
Feb 5, 202379 m—48 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 19, 2023 — seafloor 16 m (measured), deepest dive 13 m (modelled)Jan 19Feb 2, 2023 — seafloor 65 m (measured), deepest dive 50 m (modelled)Feb 2Feb 2, 2023 — seafloor 8 m (measured), deepest dive 7 m (modelled)Feb 2Feb 5, 2023 — seafloor 79 m (measured), deepest dive 48 m (modelled)Feb 5

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

Dives

50 m
Deepest dive
2:49
Longest dive
71
Dives
12 m
Avg dive depth
4
Sightings
17
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255050 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (65 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 2, 2023

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

Across the residency · 4 sightings

measured
Seafloor depth
8 m – 79 m
Sea-surface temperature
—
Distance from shore
2.0 km – 5.0 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 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).

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