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

Angstrom – Residency

24th sighting in Glacier Bay & Icy Strait
Fluke of Angstrom
Angstrom Confirmed in the catalog @18226
Jun 22 – Sep 28, 2023 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Jun – Sep 2023

118 m
Deepest dive
6:08
Longest dive
111
Dives
Sightings
9
Days between first and last sighting
98

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 22, 2023229 m11.4°C82 m
Jun 23, 202358 m11.5°C39 m
Jun 24, 202368 m11.7°C36 m
Jul 21, 2023192 m13.9°C53 m
Aug 6, 202341 m15.6°C36 m
Aug 6, 2023109 m16.0°C72 m
Aug 8, 2023129 m14.6°C100 m
Aug 11, 202355 m14.1°C42 m
Sep 28, 2023139 m9.9°C118 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 22, 2023 — seafloor 229 m (measured), deepest dive 82 m (modelled)Jun 22Jun 23, 2023 — seafloor 58 m (measured), deepest dive 39 m (modelled)Jun 23Jun 24, 2023 — seafloor 68 m (measured), deepest dive 36 m (modelled)Jun 24Jul 21, 2023 — seafloor 192 m (measured), deepest dive 53 m (modelled)Jul 21Aug 6, 2023 — seafloor 41 m (measured), deepest dive 36 m (modelled)Aug 6Aug 6, 2023 — seafloor 109 m (measured), deepest dive 72 m (modelled)Aug 6Aug 8, 2023 — seafloor 129 m (measured), deepest dive 100 m (modelled)Aug 8Aug 11, 2023 — seafloor 55 m (measured), deepest dive 42 m (modelled)Aug 11Sep 28, 2023 — seafloor 139 m (measured), deepest dive 118 m (modelled)Sep 28

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

Dives

118 m
Deepest dive
6:08
Longest dive
111
Dives
24 m
Avg dive depth
9
Sightings
98
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150118 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (139 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 28, 2023

measured
Seafloor depth
139 m
Sea-surface temperature
9.9°C
Distance from shore
1.0 km

Across the residency · 9 sightings

measured
Seafloor depth
41 m – 229 m
Sea-surface temperature
9.9°C – 16.0°C
Distance from shore
1.0 km – 3.0 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.