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

McFly – Residency

5th sighting in Salish Sea
Fluke of McFly
McFly Confirmed in the catalog @69462
Aug 14 – Sep 11, 2025 · Salish Sea

Salish Sea · Aug – Sep 2025

110 m
Deepest dive
3:49
Longest dive
32
Dives
Sightings
4
Days between first and last sighting
28

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 14, 202563 m15.6°C26 m
Aug 16, 2025169 m14.6°C55 m
Aug 18, 2025107 m15.4°C65 m
Sep 11, 2025140 m16.1°C110 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
Aug 14, 2025 — seafloor 63 m (measured), deepest dive 26 m (modelled)Aug 14Aug 16, 2025 — seafloor 169 m (measured), deepest dive 55 m (modelled)Aug 16Aug 18, 2025 — seafloor 107 m (measured), deepest dive 65 m (modelled)Aug 18Sep 11, 2025 — seafloor 140 m (measured), deepest dive 110 m (modelled)Sep 11

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

Dives

110 m
Deepest dive
3:49
Longest dive
32
Dives
24 m
Avg dive depth
4
Sightings
28
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150110 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (140 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 11, 2025

measured
Seafloor depth
140 m
Sea-surface temperature
16.1°C
Distance from shore
4.0 km

Across the residency · 4 sightings

measured
Seafloor depth
63 m – 169 m
Sea-surface temperature
14.6°C – 16.1°C
Distance from shore
4.0 km – 9.0 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.