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Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Lynn Canal & Stephens Passage

Tucker – Residency

41st sighting in Lynn Canal & Stephens Passage
Fluke of Tucker
Tucker Confirmed in the catalog @18249
May 17 – Nov 2, 2021 · Lynn Canal & Stephens Passage

Lynn Canal & Stephens Passage · May – Nov 2021

108 m
Deepest dive
4:32
Longest dive
104
Dives
Sightings
12
Days between first and last sighting
169

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 17, 202157 m7.1°C51 m
Jun 1, 202197 m7.7°C79 m
Jun 6, 202175 m8.9°C24 m
Jun 8, 2021106 m8.9°C88 m
Jun 14, 2021110 m9.6°C41 m
Jun 22, 202172 m10.5°C36 m
Jul 7, 202167 m11.2°C39 m
Aug 15, 2021296 m13.0°C108 m
Aug 15, 202161 m13.7°C45 m
Sep 1, 202157 m11.9°C40 m
Sep 7, 2021105 m12.0°C86 m
Nov 2, 202199 m6.5°C55 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 17, 2021 — seafloor 57 m (measured), deepest dive 51 m (modelled)May 17Jun 1, 2021 — seafloor 97 m (measured), deepest dive 79 m (modelled)Jun 1Jun 6, 2021 — seafloor 75 m (measured), deepest dive 24 m (modelled)Jun 6Jun 8, 2021 — seafloor 106 m (measured), deepest dive 88 m (modelled)Jun 8Jun 14, 2021 — seafloor 110 m (measured), deepest dive 41 m (modelled)Jun 14Jun 22, 2021 — seafloor 72 m (measured), deepest dive 36 m (modelled)Jun 22Jul 7, 2021 — seafloor 67 m (measured), deepest dive 39 m (modelled)Jul 7Aug 15, 2021 — seafloor 296 m (measured), deepest dive 108 m (modelled)Aug 15Aug 15, 2021 — seafloor 61 m (measured), deepest dive 45 m (modelled)Aug 15Sep 1, 2021 — seafloor 57 m (measured), deepest dive 40 m (modelled)Sep 1Sep 7, 2021 — seafloor 105 m (measured), deepest dive 86 m (modelled)Sep 7Nov 2, 2021 — seafloor 99 m (measured), deepest dive 55 m (modelled)Nov 2

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

Dives

108 m
Deepest dive
4:32
Longest dive
104
Dives
25 m
Avg dive depth
12
Sightings
169
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150108 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (296 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 15, 2021

measured
Seafloor depth
296 m
Sea-surface temperature
13.0°C
Distance from shore
5.0 km

Across the residency · 12 sightings

measured
Seafloor depth
57 m – 296 m
Sea-surface temperature
6.5°C – 13.7°C
Distance from shore
1.0 km – 5.0 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 12 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.