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

Tembatsu – Residency

6th sighting in Glacier Bay & Icy Strait
Fluke of Tembatsu
Tembatsu Confirmed in the catalog @6422
Aug 13 – Sep 10, 2020 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Aug – Sep 2020

105 m
Deepest dive
4:13
Longest dive
61
Dives
Sightings
4
Days between first and last sighting
28

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 13, 202073 m—42 m
Aug 17, 2020215 m—97 m
Aug 22, 2020201 m—66 m
Sep 10, 2020184 m—105 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 13, 2020 — seafloor 73 m (measured), deepest dive 42 m (modelled)Aug 13Aug 17, 2020 — seafloor 215 m (measured), deepest dive 97 m (modelled)Aug 17Aug 22, 2020 — seafloor 201 m (measured), deepest dive 66 m (modelled)Aug 22Sep 10, 2020 — seafloor 184 m (measured), deepest dive 105 m (modelled)Sep 10

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

Dives

105 m
Deepest dive
4:13
Longest dive
61
Dives
25 m
Avg dive depth
4
Sightings
28
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150105 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (184 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 · Sep 10, 2020

measured
Seafloor depth
184 m
Sea-surface temperature
—
Distance from shore
2.0 km

Across the residency · 4 sightings

measured
Seafloor depth
73 m – 215 m
Sea-surface temperature
—
Distance from shore
1.0 km – 3.0 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 4 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.