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

Equilibrium – Residency

17th sighting in Chatham Strait
Fluke of Equilibrium
Equilibrium Confirmed in the catalog @6263
Jun 3 – Aug 28, 2022 · Chatham Strait

Chatham Strait · Jun – Aug 2022

67 m
Deepest dive
2:38
Longest dive
33
Dives
Sightings
4
Days between first and last sighting
86

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 3, 2022196 m9.9°C48 m
Jul 14, 2022499 m13.8°C60 m
Aug 13, 202288 m12.4°C67 m
Aug 28, 2022130 m13.1°C62 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 3, 2022 — seafloor 196 m (measured), deepest dive 48 m (modelled)Jun 3Jul 14, 2022 — seafloor 499 m (measured), deepest dive 60 m (modelled)Jul 14Aug 13, 2022 — seafloor 88 m (measured), deepest dive 67 m (modelled)Aug 13Aug 28, 2022 — seafloor 130 m (measured), deepest dive 62 m (modelled)Aug 28

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

Dives

67 m
Deepest dive
2:38
Longest dive
33
Dives
25 m
Avg dive depth
4
Sightings
86
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010067 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (88 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 13, 2022

measured
Seafloor depth
88 m
Sea-surface temperature
12.4°C
Distance from shore
5.0 km

Across the residency · 4 sightings

measured
Seafloor depth
88 m – 499 m
Sea-surface temperature
9.9°C – 13.8°C
Distance from shore
1.0 km – 5.0 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 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.