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

KukukuKohola – Residency

6th sighting in Chatham Strait
Fluke of KukukuKohola
KukukuKohola Confirmed in the catalog @6328
Jul 4 – Sep 5, 2021 · Chatham Strait

Chatham Strait · Jul – Sep 2021

89 m
Deepest dive
3:20
Longest dive
43
Dives
Sightings
4
Days between first and last sighting
63
Deepest dive on record
89 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 4, 2021146 m—89 m
Jul 4, 202173 m—65 m
Aug 7, 202148 m—35 m
Sep 5, 2021223 m—58 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
Jul 4, 2021 — seafloor 146 m (measured), deepest dive 89 m (modelled)Jul 4Jul 4, 2021 — seafloor 73 m (measured), deepest dive 65 m (modelled)Jul 4Aug 7, 2021 — seafloor 48 m (measured), deepest dive 35 m (modelled)Aug 7Sep 5, 2021 — seafloor 223 m (measured), deepest dive 58 m (modelled)Sep 5

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

Dives

89 m
Deepest dive
3:20
Longest dive
43
Dives
26 m
Avg dive depth
4
Sightings
63
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010089 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (146 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 · Jul 4, 2021

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

Across the residency · 4 sightings

measured
Seafloor depth
48 m – 223 m
Sea-surface temperature
—
Distance from shore
1.0 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 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.