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

Arc – Residency

3rd sighting in Glacier Bay & Icy Strait
Fluke of Arc
Arc Confirmed in the catalog @26180
Aug 7 – 14, 2024 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Aug 2024

106 m
Deepest dive
4:12
Longest dive
43
Dives
Sightings
4
Days between first and last sighting
7

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 7, 2024130 m—106 m
Aug 11, 2024127 m—33 m
Aug 14, 202469 m—35 m
Aug 14, 202440 m—34 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 7, 2024 — seafloor 130 m (measured), deepest dive 106 m (modelled)Aug 7Aug 11, 2024 — seafloor 127 m (measured), deepest dive 33 m (modelled)Aug 11Aug 14, 2024 — seafloor 69 m (measured), deepest dive 35 m (modelled)Aug 14Aug 14, 2024 — seafloor 40 m (measured), deepest dive 34 m (modelled)Aug 14

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

Dives

106 m
Deepest dive
4:12
Longest dive
43
Dives
19 m
Avg dive depth
4
Sightings
7
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150106 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (130 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 7, 2024

measured
Seafloor depth
130 m
Sea-surface temperature
—
Distance from shore
3.0 km

Across the residency · 4 sightings

measured
Seafloor depth
40 m – 130 m
Sea-surface temperature
—
Distance from shore
1.0 km – 3.0 km

Sources: GEBCO seafloor grid · 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.