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

Spider – Residency

5th sighting in Au'au Channel
Fluke of Spider
Spider Confirmed in the catalog @6145
Dec 23, 2022 – Feb 5, 2023 · Au'au Channel

Au'au Channel · Dec 2022 – Feb 2023

64 m
Deepest dive
3:06
Longest dive
41
Dives
Sightings
4
Days between first and last sighting
43
Deepest dive on record
64 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 23, 2022520 m—24 m
Jan 11, 202374 m—64 m
Feb 3, 202374 m—64 m
Feb 5, 202359 m—35 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 23, 2022 — seafloor 520 m (measured), deepest dive 24 m (modelled)Dec 23Jan 11, 2023 — seafloor 74 m (measured), deepest dive 64 m (modelled)Jan 11Feb 3, 2023 — seafloor 74 m (measured), deepest dive 64 m (modelled)Feb 3Feb 5, 2023 — seafloor 59 m (measured), deepest dive 35 m (modelled)Feb 5

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

Dives

64 m
Deepest dive
3:06
Longest dive
41
Dives
19 m
Avg dive depth
4
Sightings
43
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010064 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (74 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 3, 2023

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

Across the residency · 4 sightings

measured
Seafloor depth
59 m – 520 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.