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

Malachite – Residency

10th sighting in Salish Sea
Fluke of Malachite
Malachite Confirmed in the catalog @73874
Sep 1 – Oct 24, 2022 · Salish Sea

Salish Sea · Sep – Oct 2022

76 m
Deepest dive
2:54
Longest dive
59
Dives
Sightings
6
Days between first and last sighting
53

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Sep 1, 202247 m16.1°C34 m
Oct 4, 202290 m13.8°C76 m
Oct 7, 202220 m12.6°C17 m
Oct 9, 202294 m12.2°C60 m
Oct 16, 202294 m13.4°C38 m
Oct 24, 202254 m11.4°C41 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
Sep 1, 2022 — seafloor 47 m (measured), deepest dive 34 m (modelled)Sep 1Oct 4, 2022 — seafloor 90 m (measured), deepest dive 76 m (modelled)Oct 4Oct 7, 2022 — seafloor 20 m (measured), deepest dive 17 m (modelled)Oct 7Oct 9, 2022 — seafloor 94 m (measured), deepest dive 60 m (modelled)Oct 9Oct 16, 2022 — seafloor 94 m (measured), deepest dive 38 m (modelled)Oct 16Oct 24, 2022 — seafloor 54 m (measured), deepest dive 41 m (modelled)Oct 24

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

Dives

76 m
Deepest dive
2:54
Longest dive
59
Dives
19 m
Avg dive depth
6
Sightings
53
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010076 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (90 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 · Oct 4, 2022

measured
Seafloor depth
90 m
Sea-surface temperature
13.8°C
Distance from shore
1.0 km

Across the residency · 6 sightings

measured
Seafloor depth
20 m – 94 m
Sea-surface temperature
11.4°C – 16.1°C
Distance from shore
1.0 km – 2.0 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.