Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Chatham Strait

Aohololkoa – Residency

15th sighting in Chatham Strait
Fluke of Aohololkoa
Aohololkoa Confirmed in the catalog @5835
Jun 29 – Aug 15, 2024 · Chatham Strait

Chatham Strait · Jun – Aug 2024

108 m
Deepest dive
4:48
Longest dive
55
Dives
Sightings
4
Days between first and last sighting
47

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 29, 2024334 m—108 m
Jun 30, 2024334 m—66 m
Jul 29, 202451 m—45 m
Aug 15, 202480 m—57 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
Jun 29, 2024 — seafloor 334 m (measured), deepest dive 108 m (modelled)Jun 29Jun 30, 2024 — seafloor 334 m (measured), deepest dive 66 m (modelled)Jun 30Jul 29, 2024 — seafloor 51 m (measured), deepest dive 45 m (modelled)Jul 29Aug 15, 2024 — seafloor 80 m (measured), deepest dive 57 m (modelled)Aug 15

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

Dives

108 m
Deepest dive
4:48
Longest dive
55
Dives
31 m
Avg dive depth
4
Sightings
47
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150108 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (334 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 · Jun 29, 2024

measured
Seafloor depth
334 m
Sea-surface temperature
—
Distance from shore
4.0 km

Across the residency · 4 sightings

measured
Seafloor depth
51 m – 334 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.