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

Tempest – Residency

15th sighting in Salish Sea
Fluke of Tempest
Tempest Confirmed in the catalog @11046
May 27 – Sep 1, 2025 · Salish Sea

Salish Sea · May – Sep 2025

138 m
Deepest dive
4:28
Longest dive
34
Dives
Sightings
3
Days between first and last sighting
97

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 27, 2025169 m—47 m
Aug 3, 2025328 m—138 m
Sep 1, 2025179 m—117 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 27, 2025 — seafloor 169 m (measured), deepest dive 47 m (modelled)May 27Aug 3, 2025 — seafloor 328 m (measured), deepest dive 138 m (modelled)Aug 3Sep 1, 2025 — seafloor 179 m (measured), deepest dive 117 m (modelled)Sep 1

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

Dives

138 m
Deepest dive
4:28
Longest dive
34
Dives
29 m
Avg dive depth
3
Sightings
97
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150138 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (328 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 3, 2025

measured
Seafloor depth
328 m
Sea-surface temperature
—
Distance from shore
12.0 km

Across the residency · 3 sightings

measured
Seafloor depth
169 m – 328 m
Sea-surface temperature
—
Distance from shore
5.0 km – 12.0 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 3 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.