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

Dr WITS – Residency

6th sighting in Glacier Bay & Icy Strait
Fluke of Dr WITS
Dr WITS Confirmed in the catalog @23021
Aug 27 – 30, 2023 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Aug 2023

107 m
Deepest dive
4:08
Longest dive
41
Dives
Sightings
3
Days between first and last sighting
3
Deepest dive on record
107 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 27, 202332 m—29 m
Aug 29, 202362 m—51 m
Aug 30, 2023130 m—107 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 27, 2023 — seafloor 32 m (measured), deepest dive 29 m (modelled)Aug 27Aug 29, 2023 — seafloor 62 m (measured), deepest dive 51 m (modelled)Aug 29Aug 30, 2023 — seafloor 130 m (measured), deepest dive 107 m (modelled)Aug 30

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

Dives

107 m
Deepest dive
4:08
Longest dive
41
Dives
25 m
Avg dive depth
3
Sightings
3
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150107 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 30, 2023

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

Across the residency · 3 sightings

measured
Seafloor depth
32 m – 130 m
Sea-surface temperature
—
Distance from shore
1.0 km – 4.0 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 3 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.