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Chatham Strait

LadyJ – Residency

12th sighting in Chatham Strait
Fluke of LadyJ
LadyJ Confirmed in the catalog @14711
Apr 23 – Jul 18, 2022 · Chatham Strait

Chatham Strait · Apr – Jul 2022

162 m
Deepest dive
5:13
Longest dive
101
Dives
Sightings
9
Days between first and last sighting
86

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 23, 202229 m6.3°C24 m
May 3, 202260 m7.4°C46 m
May 29, 2022176 m9.9°C29 m
Jun 21, 2022160 m10.4°C41 m
Jul 4, 2022371 m14.5°C122 m
Jul 4, 2022157 m—37 m
Jul 6, 202248 m14.2°C40 m
Jul 7, 2022219 m15.0°C162 m
Jul 18, 2022339 m14.3°C103 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
Apr 23, 2022 — seafloor 29 m (measured), deepest dive 24 m (modelled)Apr 23May 3, 2022 — seafloor 60 m (measured), deepest dive 46 m (modelled)May 3May 29, 2022 — seafloor 176 m (measured), deepest dive 29 m (modelled)May 29Jun 21, 2022 — seafloor 160 m (measured), deepest dive 41 m (modelled)Jun 21Jul 4, 2022 — seafloor 371 m (measured), deepest dive 122 m (modelled)Jul 4Jul 4, 2022 — seafloor 157 m (measured), deepest dive 37 m (modelled)Jul 4Jul 6, 2022 — seafloor 48 m (measured), deepest dive 40 m (modelled)Jul 6Jul 7, 2022 — seafloor 219 m (measured), deepest dive 162 m (modelled)Jul 7Jul 18, 2022 — seafloor 339 m (measured), deepest dive 103 m (modelled)Jul 18

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

Dives

162 m
Deepest dive
5:13
Longest dive
101
Dives
23 m
Avg dive depth
9
Sightings
86
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200162 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (219 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 7, 2022

measured
Seafloor depth
219 m
Sea-surface temperature
15.0°C
Distance from shore
—

Across the residency · 9 sightings

measured
Seafloor depth
29 m – 371 m
Sea-surface temperature
6.3°C – 15.0°C
Distance from shore
1.0 km – 10.0 km

Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 9 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.