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

HW-MN0510862 – Residency

4th sighting in Salish Sea
Fluke of HW-MN0510862
HW-MN0510862 Confirmed in the catalog @142574
Jun 8 – 22, 2025 · Salish Sea

Salish Sea · Jun 2025

94 m
Deepest dive
3:19
Longest dive
51
Dives
Sightings
4
Days between first and last sighting
14
Deepest dive on record
94 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 8, 2025138 m—94 m
Jun 10, 2025141 m—91 m
Jun 20, 202581 m—67 m
Jun 22, 2025151 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
Jun 8, 2025 — seafloor 138 m (measured), deepest dive 94 m (modelled)Jun 8Jun 10, 2025 — seafloor 141 m (measured), deepest dive 91 m (modelled)Jun 10Jun 20, 2025 — seafloor 81 m (measured), deepest dive 67 m (modelled)Jun 20Jun 22, 2025 — seafloor 151 m (measured), deepest dive 49 m (modelled)Jun 22

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

Dives

94 m
Deepest dive
3:19
Longest dive
51
Dives
27 m
Avg dive depth
4
Sightings
14
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010094 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (138 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 8, 2025

measured
Seafloor depth
138 m
Sea-surface temperature
—
Distance from shore
9.0 km

Across the residency · 4 sightings

measured
Seafloor depth
81 m – 151 m
Sea-surface temperature
—
Distance from shore
8.0 km – 13.0 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.