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

Hourglass – Residency

15th sighting in Salish Sea
Fluke of Hourglass
Hourglass Confirmed in the catalog @16926
Jun 17 – Aug 20, 2026 · Salish Sea

Home Waters, High Season

Whole summer logged in the one sea I know cold.

135 m
Deepest dive
5:27
Longest dive
110
Dives
Sightings
10
Days between first and last sighting
64

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 17, 2026170 m14.7°C92 m
Jun 19, 2026179 m13.8°C46 m
Jun 21, 202667 m14.6°C42 m
Jun 25, 2026496 m14.4°C52 m
Jun 27, 2026466 m13.7°C61 m
Jun 29, 2026350 m13.3°C112 m
Jul 3, 2026240 m13.1°C55 m
Aug 10, 2026336 m15.0°C121 m
Aug 12, 2026235 m14.9°C55 m
Aug 20, 2026645 m14.7°C135 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 17, 2026 — seafloor 170 m (measured), deepest dive 92 m (modelled)Jun 17Jun 19, 2026 — seafloor 179 m (measured), deepest dive 46 m (modelled)Jun 19Jun 21, 2026 — seafloor 67 m (measured), deepest dive 42 m (modelled)Jun 21Jun 25, 2026 — seafloor 496 m (measured), deepest dive 52 m (modelled)Jun 25Jun 27, 2026 — seafloor 466 m (measured), deepest dive 61 m (modelled)Jun 27Jun 29, 2026 — seafloor 350 m (measured), deepest dive 112 m (modelled)Jun 29Jul 3, 2026 — seafloor 240 m (measured), deepest dive 55 m (modelled)Jul 3Aug 10, 2026 — seafloor 336 m (measured), deepest dive 121 m (modelled)Aug 10Aug 12, 2026 — seafloor 235 m (measured), deepest dive 55 m (modelled)Aug 12Aug 20, 2026 — seafloor 645 m (measured), deepest dive 135 m (modelled)Aug 20

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

Dives

135 m
Deepest dive
5:27
Longest dive
110
Dives
26 m
Avg dive depth
10
Sightings
64
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150135 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (645 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 20, 2026

measured
Seafloor depth
645 m
Sea-surface temperature
14.7°C
Distance from shore
1.0 km

Across the residency · 10 sightings

measured
Seafloor depth
67 m – 645 m
Sea-surface temperature
13.1°C – 15.0°C
Distance from shore
1.0 km – 3.0 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 10 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.