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

Chinquapin – Residency

19th sighting in Chatham Strait
Fluke of Chinquapin
Chinquapin Confirmed in the catalog @26670
Jun 8 – Aug 21, 2023 · Chatham Strait

Chatham Strait · Jun – Aug 2023

161 m
Deepest dive
7:54
Longest dive
75
Dives
Sightings
7
Days between first and last sighting
74
Deepest dive on record
161 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 8, 202363 m—49 m
Jun 9, 202336 m—31 m
Jun 28, 202398 m—28 m
Jul 26, 202351 m—24 m
Aug 19, 2023221 m—104 m
Aug 20, 2023139 m—86 m
Aug 21, 2023324 m—161 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 8, 2023 — seafloor 63 m (measured), deepest dive 49 m (modelled)Jun 8Jun 9, 2023 — seafloor 36 m (measured), deepest dive 31 m (modelled)Jun 9Jun 28, 2023 — seafloor 98 m (measured), deepest dive 28 m (modelled)Jun 28Jul 26, 2023 — seafloor 51 m (measured), deepest dive 24 m (modelled)Jul 26Aug 19, 2023 — seafloor 221 m (measured), deepest dive 104 m (modelled)Aug 19Aug 20, 2023 — seafloor 139 m (measured), deepest dive 86 m (modelled)Aug 20Aug 21, 2023 — seafloor 324 m (measured), deepest dive 161 m (modelled)Aug 21

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

Dives

161 m
Deepest dive
7:54
Longest dive
75
Dives
25 m
Avg dive depth
7
Sightings
74
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200161 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (324 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 · Aug 21, 2023

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

Across the residency · 7 sightings

measured
Seafloor depth
36 m – 324 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 7 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.