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Salish Sea

BCY1454 – Residency

38th sighting in Salish Sea
Fluke of BCY1454
BCY1454 Confirmed in the catalog @109384
Jun 23 – Oct 26, 2025 · Salish Sea

Salish Sea · Jun – Oct 2025

107 m
Deepest dive
4:54
Longest dive
262
Dives
Sightings
20
Days between first and last sighting
125

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 23, 202544 m13.5°C32 m
Aug 29, 202585 m16.4°C30 m
Sep 2, 202596 m15.6°C75 m
Sep 5, 2025108 m16.2°C64 m
Sep 5, 2025112 m16.2°C99 m
Sep 5, 202556 m16.2°C22 m
Sep 13, 2025191 m14.3°C107 m
Sep 16, 202589 m13.0°C43 m
Sep 17, 2025174 m13.6°C52 m
Sep 18, 202577 m14.0°C70 m
Sep 22, 202556 m12.4°C45 m
Sep 30, 202559 m13.2°C49 m
Oct 7, 20257 m13.8°C6 m
Oct 8, 202567 m13.8°C51 m
Oct 10, 202593 m13.5°C75 m
Oct 11, 202552 m12.4°C25 m
Oct 13, 202512 m10.4°C11 m
Oct 13, 202562 m10.4°C23 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 23, 2025 — seafloor 44 m (measured), deepest dive 32 m (modelled)Jun 23Aug 29, 2025 — seafloor 85 m (measured), deepest dive 30 m (modelled)Sep 2, 2025 — seafloor 96 m (measured), deepest dive 75 m (modelled)Sep 5, 2025 — seafloor 108 m (measured), deepest dive 64 m (modelled)Sep 5, 2025 — seafloor 112 m (measured), deepest dive 99 m (modelled)Sep 5Sep 5, 2025 — seafloor 56 m (measured), deepest dive 22 m (modelled)Sep 13, 2025 — seafloor 191 m (measured), deepest dive 107 m (modelled)Sep 16, 2025 — seafloor 89 m (measured), deepest dive 43 m (modelled)Sep 17, 2025 — seafloor 174 m (measured), deepest dive 52 m (modelled)Sep 17Sep 18, 2025 — seafloor 77 m (measured), deepest dive 70 m (modelled)Sep 22, 2025 — seafloor 56 m (measured), deepest dive 45 m (modelled)Sep 30, 2025 — seafloor 59 m (measured), deepest dive 49 m (modelled)Oct 7, 2025 — seafloor 7 m (measured), deepest dive 6 m (modelled)Oct 7Oct 8, 2025 — seafloor 67 m (measured), deepest dive 51 m (modelled)Oct 10, 2025 — seafloor 93 m (measured), deepest dive 75 m (modelled)Oct 11, 2025 — seafloor 52 m (measured), deepest dive 25 m (modelled)Oct 13, 2025 — seafloor 12 m (measured), deepest dive 11 m (modelled)Oct 13Oct 13, 2025 — seafloor 62 m (measured), deepest dive 23 m (modelled)Oct 20, 2025 — seafloor 41 m (measured), deepest dive 29 m (modelled)Oct 26, 2025 — seafloor 48 m (measured), deepest dive 39 m (modelled)

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

Dives

107 m
Deepest dive
4:54
Longest dive
262
Dives
19 m
Avg dive depth
20
Sightings
125
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150107 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (191 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 · Sep 13, 2025

measured
Seafloor depth
191 m
Sea-surface temperature
14.3°C
Distance from shore
6.0 km

Across the residency · 20 sightings

measured
Seafloor depth
7 m – 191 m
Sea-surface temperature
9.6°C – 16.4°C
Distance from shore
1.0 km – 7.0 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 20 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.