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

Rasta – Residency

29th sighting in Glacier Bay & Icy Strait
Fluke of Rasta
Rasta Confirmed in the catalog @6451
Jun 26 – Oct 5, 2021 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Jun – Oct 2021

109 m
Deepest dive
4:01
Longest dive
82
Dives
Sightings
9
Days between first and last sighting
101

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 26, 202121 m11.1°C17 m
Jul 6, 2021174 m11.4°C106 m
Jul 7, 2021103 m11.4°C19 m
Jul 10, 202169 m10.7°C19 m
Jul 21, 2021213 m13.3°C109 m
Jul 26, 2021385 m13.6°C82 m
Jul 29, 202181 m13.8°C31 m
Oct 5, 2021126 m8.2°C64 m
Oct 5, 202179 m8.2°C68 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 26, 2021 — seafloor 21 m (measured), deepest dive 17 m (modelled)Jun 26Jul 6, 2021 — seafloor 174 m (measured), deepest dive 106 m (modelled)Jul 6Jul 7, 2021 — seafloor 103 m (measured), deepest dive 19 m (modelled)Jul 7Jul 10, 2021 — seafloor 69 m (measured), deepest dive 19 m (modelled)Jul 10Jul 21, 2021 — seafloor 213 m (measured), deepest dive 109 m (modelled)Jul 21Jul 26, 2021 — seafloor 385 m (measured), deepest dive 82 m (modelled)Jul 26Jul 29, 2021 — seafloor 81 m (measured), deepest dive 31 m (modelled)Jul 29Oct 5, 2021 — seafloor 126 m (measured), deepest dive 64 m (modelled)Oct 5Oct 5, 2021 — seafloor 79 m (measured), deepest dive 68 m (modelled)Oct 5

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

Dives

109 m
Deepest dive
4:01
Longest dive
82
Dives
23 m
Avg dive depth
9
Sightings
101
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150109 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (213 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 · Jul 21, 2021

measured
Seafloor depth
213 m
Sea-surface temperature
13.3°C
Distance from shore
2.0 km

Across the residency · 9 sightings

measured
Seafloor depth
21 m – 385 m
Sea-surface temperature
8.2°C – 13.8°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.