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

Gretzky – Residency

17th sighting in Salish Sea
Fluke of Gretzky
Gretzky Confirmed in the catalog @22555
Jul 25 – Aug 25, 2025 · Salish Sea

Salish Sea · Jul – Aug 2025

86 m
Deepest dive
2:59
Longest dive
74
Dives
Sightings
7
Days between first and last sighting
31

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 25, 202583 m14.8°C49 m
Aug 11, 202542 m15.3°C35 m
Aug 12, 2025107 m15.4°C62 m
Aug 14, 2025173 m15.6°C52 m
Aug 17, 2025115 m14.7°C86 m
Aug 24, 202510 m15.3°C8 m
Aug 25, 202588 m16.6°C42 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
Jul 25, 2025 — seafloor 83 m (measured), deepest dive 49 m (modelled)Jul 25Aug 11, 2025 — seafloor 42 m (measured), deepest dive 35 m (modelled)Aug 11Aug 12, 2025 — seafloor 107 m (measured), deepest dive 62 m (modelled)Aug 12Aug 14, 2025 — seafloor 173 m (measured), deepest dive 52 m (modelled)Aug 14Aug 17, 2025 — seafloor 115 m (measured), deepest dive 86 m (modelled)Aug 17Aug 24, 2025 — seafloor 10 m (measured), deepest dive 8 m (modelled)Aug 24Aug 25, 2025 — seafloor 88 m (measured), deepest dive 42 m (modelled)Aug 25

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

Dives

86 m
Deepest dive
2:59
Longest dive
74
Dives
21 m
Avg dive depth
7
Sightings
31
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010086 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (115 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 17, 2025

measured
Seafloor depth
115 m
Sea-surface temperature
14.7°C
Distance from shore
4.0 km

Across the residency · 7 sightings

measured
Seafloor depth
10 m – 173 m
Sea-surface temperature
14.7°C – 16.6°C
Distance from shore
2.0 km – 13.0 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 7 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.