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

Lillian – Residency

10th sighting in Chatham Strait
Fluke of Lillian
Lillian Confirmed in the catalog @18082
Jun 28 – Sep 28, 2022 · Chatham Strait

Chatham Strait · Jun – Sep 2022

129 m
Deepest dive
4:30
Longest dive
80
Dives
Sightings
6
Days between first and last sighting
92
Deepest dive on record
129 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 28, 2022331 m12.1°C81 m
Jul 19, 202238 m13.6°C32 m
Aug 22, 202280 m14.2°C64 m
Aug 24, 2022141 m14.2°C129 m
Aug 25, 2022145 m13.8°C49 m
Sep 28, 202234 m10.4°C29 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 28, 2022 — seafloor 331 m (measured), deepest dive 81 m (modelled)Jun 28Jul 19, 2022 — seafloor 38 m (measured), deepest dive 32 m (modelled)Jul 19Aug 22, 2022 — seafloor 80 m (measured), deepest dive 64 m (modelled)Aug 22Aug 24, 2022 — seafloor 141 m (measured), deepest dive 129 m (modelled)Aug 24Aug 25, 2022 — seafloor 145 m (measured), deepest dive 49 m (modelled)Aug 25Sep 28, 2022 — seafloor 34 m (measured), deepest dive 29 m (modelled)Sep 28

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

Dives

129 m
Deepest dive
4:30
Longest dive
80
Dives
23 m
Avg dive depth
6
Sightings
92
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150129 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (141 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 24, 2022

measured
Seafloor depth
141 m
Sea-surface temperature
14.2°C
Distance from shore
1.0 km

Across the residency · 6 sightings

measured
Seafloor depth
34 m – 331 m
Sea-surface temperature
10.4°C – 14.2°C
Distance from shore
1.0 km – 8.0 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 6 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.