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

Larned – Residency

13th sighting in Au'au Channel
Fluke of Larned
Larned Confirmed in the catalog @13078
Feb 11 – 21, 2022 · Au'au Channel

Au'au Channel · Feb 2022

52 m
Deepest dive
2:05
Longest dive
64
Dives
Sightings
5
Days between first and last sighting
10

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Feb 11, 202268 m—52 m
Feb 20, 202242 m—33 m
Feb 20, 202242 m—32 m
Feb 21, 202251 m—45 m
Feb 21, 202217 m—14 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
Feb 11, 2022 — seafloor 68 m (measured), deepest dive 52 m (modelled)Feb 11Feb 20, 2022 — seafloor 42 m (measured), deepest dive 33 m (modelled)Feb 20Feb 20, 2022 — seafloor 42 m (measured), deepest dive 32 m (modelled)Feb 20Feb 21, 2022 — seafloor 51 m (measured), deepest dive 45 m (modelled)Feb 21Feb 21, 2022 — seafloor 17 m (measured), deepest dive 14 m (modelled)Feb 21

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

Dives

52 m
Deepest dive
2:05
Longest dive
64
Dives
17 m
Avg dive depth
5
Sightings
10
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010052 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (68 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 11, 2022

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

Across the residency · 5 sightings

measured
Seafloor depth
17 m – 68 m
Sea-surface temperature
—
Distance from shore
2.0 km – 3.0 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 5 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.