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

HW-MN0510911 – Residency

5th sighting in Salish Sea
Fluke of HW-MN0510911
HW-MN0510911 Confirmed in the catalog @147710
May 22 – Jul 29, 2026 · Salish Sea

Salish Sea, early summer

Green water, good crowd, plenty of eyes on me this stretch.

188 m
Deepest dive
6:01
Longest dive
62
Dives
Sightings
4
Days between first and last sighting
67
Deepest dive on record
188 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 22, 202662 m10.3°C31 m
Jun 22, 2026248 m15.2°C34 m
Jul 8, 2026245 m16.6°C188 m
Jul 29, 2026211 m14.5°C162 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 22, 2026 — seafloor 62 m (measured), deepest dive 31 m (modelled)May 22Jun 22, 2026 — seafloor 248 m (measured), deepest dive 34 m (modelled)Jun 22Jul 8, 2026 — seafloor 245 m (measured), deepest dive 188 m (modelled)Jul 8Jul 29, 2026 — seafloor 211 m (measured), deepest dive 162 m (modelled)Jul 29

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

Dives

188 m
Deepest dive
6:01
Longest dive
62
Dives
31 m
Avg dive depth
4
Sightings
67
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0100200188 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (245 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 · Jul 8, 2026

measured
Seafloor depth
245 m
Sea-surface temperature
16.6°C
Distance from shore
1.0 km

Across the residency · 4 sightings

measured
Seafloor depth
62 m – 248 m
Sea-surface temperature
10.3°C – 16.6°C
Distance from shore
1.0 km – 6.0 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 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.