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

OSUWTG-MnHI160 – Residency

4th sighting in Au'au Channel
Fluke of OSUWTG-MnHI160
OSUWTG-MnHI160 Confirmed in the catalog @22012
Mar 7 – 9, 2022 · Au'au Channel

Au'au Channel · Mar 2022

46 m
Deepest dive
2:30
Longest dive
43
Dives
Sightings
4
Days between first and last sighting
2

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 7, 202245 m—30 m
Mar 7, 202253 m—44 m
Mar 9, 202262 m—46 m
Mar 9, 202242 m—36 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
Mar 7, 2022 — seafloor 45 m (measured), deepest dive 30 m (modelled)Mar 7Mar 7, 2022 — seafloor 53 m (measured), deepest dive 44 m (modelled)Mar 7Mar 9, 2022 — seafloor 62 m (measured), deepest dive 46 m (modelled)Mar 9Mar 9, 2022 — seafloor 42 m (measured), deepest dive 36 m (modelled)Mar 9

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

Dives

46 m
Deepest dive
2:30
Longest dive
43
Dives
19 m
Avg dive depth
4
Sightings
2
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255046 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (62 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 9, 2022

measured
Seafloor depth
62 m
Sea-surface temperature
—
Distance from shore
3.0 km

Across the residency · 4 sightings

measured
Seafloor depth
42 m – 62 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.