Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Glacier Bay & Icy Strait

SEAK-5383 – Residency

10th sighting in Glacier Bay & Icy Strait
Fluke of SEAK-5383
SEAK-5383 Confirmed in the catalog @47436
Jul 9 – Oct 6, 2025 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Jul – Oct 2025

121 m
Deepest dive
4:54
Longest dive
98
Dives
Sightings
8
Days between first and last sighting
88

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Jul 9, 202545 m12.9°C22 m
Jul 26, 202532 m14.1°C27 m
Jul 28, 202579 m13.8°C43 m
Jul 30, 202558 m14.5°C43 m
Aug 11, 2025385 m13.7°C121 m
Aug 12, 2025103 m13.7°C51 m
Aug 18, 202511 m14.1°C10 m
Oct 6, 202596 m11.9°C55 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
Jul 9, 2025 — seafloor 45 m (measured), deepest dive 22 m (modelled)Jul 9Jul 26, 2025 — seafloor 32 m (measured), deepest dive 27 m (modelled)Jul 26Jul 28, 2025 — seafloor 79 m (measured), deepest dive 43 m (modelled)Jul 28Jul 30, 2025 — seafloor 58 m (measured), deepest dive 43 m (modelled)Jul 30Aug 11, 2025 — seafloor 385 m (measured), deepest dive 121 m (modelled)Aug 11Aug 12, 2025 — seafloor 103 m (measured), deepest dive 51 m (modelled)Aug 12Aug 18, 2025 — seafloor 11 m (measured), deepest dive 10 m (modelled)Aug 18Oct 6, 2025 — seafloor 96 m (measured), deepest dive 55 m (modelled)Oct 6

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

Dives

121 m
Deepest dive
4:54
Longest dive
98
Dives
21 m
Avg dive depth
8
Sightings
88
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150121 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (385 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 · Aug 11, 2025

measured
Seafloor depth
385 m
Sea-surface temperature
13.7°C
Distance from shore
—

Across the residency · 8 sightings

measured
Seafloor depth
11 m – 385 m
Sea-surface temperature
11.9°C – 14.5°C
Distance from shore
1.0 km – 2.0 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 8 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.