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

Darwin – Residency

19th sighting in Glacier Bay & Icy Strait
Fluke of Darwin
Darwin Confirmed in the catalog @5304
Jul 24 – Sep 6, 2020 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Jul – Sep 2020

98 m
Deepest dive
3:05
Longest dive
50
Dives
Sightings
6
Days between first and last sighting
44

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 24, 202094 m12.5°C50 m
Jul 29, 2020531 m11.7°C98 m
Aug 4, 202051 m12.1°C43 m
Aug 6, 202038 m12.7°C34 m
Sep 5, 202086 m10.9°C48 m
Sep 6, 202088 m11.0°C23 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
Jul 24, 2020 — seafloor 94 m (measured), deepest dive 50 m (modelled)Jul 24Jul 29, 2020 — seafloor 531 m (measured), deepest dive 98 m (modelled)Jul 29Aug 4, 2020 — seafloor 51 m (measured), deepest dive 43 m (modelled)Aug 4Aug 6, 2020 — seafloor 38 m (measured), deepest dive 34 m (modelled)Aug 6Sep 5, 2020 — seafloor 86 m (measured), deepest dive 48 m (modelled)Sep 5Sep 6, 2020 — seafloor 88 m (measured), deepest dive 23 m (modelled)Sep 6

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

Dives

98 m
Deepest dive
3:05
Longest dive
50
Dives
22 m
Avg dive depth
6
Sightings
44
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010098 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (531 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 29, 2020

measured
Seafloor depth
531 m
Sea-surface temperature
11.7°C
Distance from shore
2.0 km

Across the residency · 6 sightings

measured
Seafloor depth
38 m – 531 m
Sea-surface temperature
10.9°C – 12.7°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 6 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.