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

Finger – Residency

21st sighting in Chatham Strait
Fluke of Finger
Finger Confirmed in the catalog @6112
Jun 8 – Sep 19, 2023 · Chatham Strait

Chatham Strait · Jun – Sep 2023

78 m
Deepest dive
3:14
Longest dive
84
Dives
Sightings
8
Days between first and last sighting
102

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 8, 202366 m—59 m
Jun 9, 202336 m—28 m
Jun 21, 202329 m—17 m
Jul 26, 202362 m—49 m
Jul 27, 2023556 m—78 m
Jul 28, 202357 m—37 m
Jul 29, 202339 m—34 m
Sep 19, 2023-24 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 66 m (measured), deepest dive 59 m (modelled)Jun 8Jun 9, 2023 — seafloor 36 m (measured), deepest dive 28 m (modelled)Jun 9Jun 21, 2023 — seafloor 29 m (measured), deepest dive 17 m (modelled)Jun 21Jul 26, 2023 — seafloor 62 m (measured), deepest dive 49 m (modelled)Jul 26Jul 27, 2023 — seafloor 556 m (measured), deepest dive 78 m (modelled)Jul 27Jul 28, 2023 — seafloor 57 m (measured), deepest dive 37 m (modelled)Jul 28Jul 29, 2023 — seafloor 39 m (measured), deepest dive 34 m (modelled)Jul 29Sep 19, 2023 — seafloor -24 m (measured), deepest dive — (modelled)Sep 19

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

Dives

78 m
Deepest dive
3:14
Longest dive
84
Dives
19 m
Avg dive depth
8
Sightings
102
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010078 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (556 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 27, 2023

measured
Seafloor depth
556 m
Sea-surface temperature
—
Distance from shore
6.0 km

Across the residency · 8 sightings

measured
Seafloor depth
-24 m – 556 m
Sea-surface temperature
—
Distance from shore
1.0 km – 6.0 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 8 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.