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

Graze – Residency

14th sighting in Salish Sea
Fluke of Graze
Graze Confirmed in the catalog @5382
May 25 – Jul 2, 2024 · Salish Sea

Salish Sea · May – Jul 2024

213 m
Deepest dive
10:51
Longest dive
60
Dives
Sightings
4
Days between first and last sighting
38
Deepest dive on record
213 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 25, 2024166 m—109 m
Jun 6, 2024237 m—213 m
Jun 7, 202427 m—24 m
Jul 2, 2024299 m—49 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
May 25, 2024 — seafloor 166 m (measured), deepest dive 109 m (modelled)May 25Jun 6, 2024 — seafloor 237 m (measured), deepest dive 213 m (modelled)Jun 6Jun 7, 2024 — seafloor 27 m (measured), deepest dive 24 m (modelled)Jun 7Jul 2, 2024 — seafloor 299 m (measured), deepest dive 49 m (modelled)Jul 2

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

Dives

213 m
Deepest dive
10:51
Longest dive
60
Dives
29 m
Avg dive depth
4
Sightings
38
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0125250213 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (237 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 · Jun 6, 2024

measured
Seafloor depth
237 m
Sea-surface temperature
—
Distance from shore
3.0 km

Across the residency · 4 sightings

measured
Seafloor depth
27 m – 299 m
Sea-surface temperature
—
Distance from shore
1.0 km – 9.0 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 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.