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

The Dunnster – Residency

10th sighting in Glacier Bay & Icy Strait
Fluke of The Dunnster
The Dunnster Confirmed in the catalog @29784
Jun 1 – Aug 23, 2023 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Jun – Aug 2023

70 m
Deepest dive
3:07
Longest dive
47
Dives
Sightings
7
Days between first and last sighting
83

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 1, 2023170 m—70 m
Jun 6, 202349 m—33 m
Jun 8, 202399 m—37 m
Jun 9, 202334 m—30 m
Jun 11, 202352 m—36 m
Jul 11, 2023111 m—37 m
Aug 23, 2023-19 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 1, 2023 — seafloor 170 m (measured), deepest dive 70 m (modelled)Jun 1Jun 6, 2023 — seafloor 49 m (measured), deepest dive 33 m (modelled)Jun 6Jun 8, 2023 — seafloor 99 m (measured), deepest dive 37 m (modelled)Jun 8Jun 9, 2023 — seafloor 34 m (measured), deepest dive 30 m (modelled)Jun 9Jun 11, 2023 — seafloor 52 m (measured), deepest dive 36 m (modelled)Jun 11Jul 11, 2023 — seafloor 111 m (measured), deepest dive 37 m (modelled)Jul 11Aug 23, 2023 — seafloor -19 m (measured), deepest dive — (modelled)Aug 23

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

Dives

70 m
Deepest dive
3:07
Longest dive
47
Dives
23 m
Avg dive depth
7
Sightings
83
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010070 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (170 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 · Jun 1, 2023

measured
Seafloor depth
170 m
Sea-surface temperature
—
Distance from shore
5.0 km

Across the residency · 7 sightings

measured
Seafloor depth
-19 m – 170 m
Sea-surface temperature
—
Distance from shore
1.0 km – 5.0 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 7 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.