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

HIHWNMS-2020-1-16_G04_A01 – Residency

6th sighting in Au'au Channel
Fluke of HIHWNMS-2020-1-16_G04_A01
HIHWNMS-2020-1-16_G04_A01 Confirmed in the catalog @35907
Nov 26 – Dec 9, 2024 · Au'au Channel

Au'au Channel · Nov – Dec 2024

79 m
Deepest dive
4:06
Longest dive
43
Dives
Sightings
4
Days between first and last sighting
13

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Nov 26, 202486 m—39 m
Nov 27, 202476 m—55 m
Nov 29, 2024229 m—79 m
Dec 9, 2024100 m—49 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
Nov 26, 2024 — seafloor 86 m (measured), deepest dive 39 m (modelled)Nov 26Nov 27, 2024 — seafloor 76 m (measured), deepest dive 55 m (modelled)Nov 27Nov 29, 2024 — seafloor 229 m (measured), deepest dive 79 m (modelled)Nov 29Dec 9, 2024 — seafloor 100 m (measured), deepest dive 49 m (modelled)Dec 9

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

Dives

79 m
Deepest dive
4:06
Longest dive
43
Dives
24 m
Avg dive depth
4
Sightings
13
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010079 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (229 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 · Nov 29, 2024

measured
Seafloor depth
229 m
Sea-surface temperature
—
Distance from shore
7.0 km

Across the residency · 4 sightings

measured
Seafloor depth
76 m – 229 m
Sea-surface temperature
—
Distance from shore
5.0 km – 7.0 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.