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

Marquita – Residency

29th sighting in Glacier Bay & Icy Strait
Fluke of Marquita
Marquita Confirmed in the catalog @23156
May 15 – Aug 23, 2023 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · May – Aug 2023

73 m
Deepest dive
3:00
Longest dive
108
Dives
Sightings
10
Days between first and last sighting
100

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 15, 202346 m8.3°C33 m
May 15, 202390 m8.3°C63 m
May 16, 202351 m8.5°C41 m
May 17, 2023134 m8.9°C63 m
May 17, 2023125 m8.9°C73 m
May 31, 202368 m7.7°C47 m
Jul 22, 2023109 m12.7°C46 m
Aug 1, 202350 m13.6°C45 m
Aug 6, 202376 m14.2°C67 m
Aug 23, 2023133 m13.5°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 15, 2023 — seafloor 46 m (measured), deepest dive 33 m (modelled)May 15May 15, 2023 — seafloor 90 m (measured), deepest dive 63 m (modelled)May 15May 16, 2023 — seafloor 51 m (measured), deepest dive 41 m (modelled)May 16May 17, 2023 — seafloor 134 m (measured), deepest dive 63 m (modelled)May 17May 17, 2023 — seafloor 125 m (measured), deepest dive 73 m (modelled)May 17May 31, 2023 — seafloor 68 m (measured), deepest dive 47 m (modelled)May 31Jul 22, 2023 — seafloor 109 m (measured), deepest dive 46 m (modelled)Jul 22Aug 1, 2023 — seafloor 50 m (measured), deepest dive 45 m (modelled)Aug 1Aug 6, 2023 — seafloor 76 m (measured), deepest dive 67 m (modelled)Aug 6Aug 23, 2023 — seafloor 133 m (measured), deepest dive 36 m (modelled)Aug 23

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

Dives

73 m
Deepest dive
3:00
Longest dive
108
Dives
23 m
Avg dive depth
10
Sightings
100
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010073 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (125 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 17, 2023

measured
Seafloor depth
125 m
Sea-surface temperature
8.9°C
Distance from shore
—

Across the residency · 10 sightings

measured
Seafloor depth
46 m – 134 m
Sea-surface temperature
7.7°C – 14.2°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 10 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.