Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Lynn Canal & Stephens Passage

Galaxy – Residency

8th sighting in Lynn Canal & Stephens Passage
Fluke of Galaxy
Galaxy Confirmed in the catalog @27049
May 19 – 27, 2026 · Lynn Canal & Stephens Passage

New Water, Old Fin

Years on record, and Chatham Strait finally got a good look at me.

62 m
Deepest dive
2:36
Longest dive
124
Dives
Sightings
9
Days between first and last sighting
9

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 19, 202672 m7.9°C60 m
May 20, 2026342 m8.2°C54 m
May 21, 202690 m7.8°C39 m
May 22, 2026109 m7.8°C42 m
May 23, 202689 m7.6°C62 m
May 24, 202669 m7.8°C59 m
May 25, 202657 m7.5°C45 m
May 26, 2026104 m7.4°C51 m
May 27, 2026115 m8.2°C36 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 19, 2026 — seafloor 72 m (measured), deepest dive 60 m (modelled)May 19May 20, 2026 — seafloor 342 m (measured), deepest dive 54 m (modelled)May 20May 21, 2026 — seafloor 90 m (measured), deepest dive 39 m (modelled)May 21May 22, 2026 — seafloor 109 m (measured), deepest dive 42 m (modelled)May 22May 23, 2026 — seafloor 89 m (measured), deepest dive 62 m (modelled)May 23May 24, 2026 — seafloor 69 m (measured), deepest dive 59 m (modelled)May 24May 25, 2026 — seafloor 57 m (measured), deepest dive 45 m (modelled)May 25May 26, 2026 — seafloor 104 m (measured), deepest dive 51 m (modelled)May 26May 27, 2026 — seafloor 115 m (measured), deepest dive 36 m (modelled)May 27

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

Dives

62 m
Deepest dive
2:36
Longest dive
124
Dives
21 m
Avg dive depth
9
Sightings
9
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010062 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (89 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 · May 23, 2026

measured
Seafloor depth
89 m
Sea-surface temperature
7.6°C
Distance from shore
2.0 km

Across the residency · 9 sightings

measured
Seafloor depth
57 m – 342 m
Sea-surface temperature
7.4°C – 8.2°C
Distance from shore
1.0 km – 5.0 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 9 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.