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Lynn Canal & Stephens Passage

Voldemort – Residency

29th sighting in Lynn Canal & Stephens Passage
Fluke of Voldemort
Voldemort Confirmed in the catalog @26860
Apr 28 – Sep 4, 2023 · Lynn Canal & Stephens Passage

Lynn Canal & Stephens Passage · Apr – Sep 2023

87 m
Deepest dive
3:37
Longest dive
205
Dives
Sightings
21
Days between first and last sighting
129

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 28, 202351 m5.0°C22 m
May 10, 2023113 m6.5°C72 m
May 12, 202345 m7.3°C36 m
May 13, 202357 m7.5°C44 m
May 15, 202385 m8.4°C29 m
May 16, 2023109 m8.6°C87 m
May 19, 2023110 m9.4°C22 m
May 20, 2023133 m8.8°C34 m
May 22, 202380 m8.3°C68 m
Jun 9, 202372 m9.5°C26 m
Jun 11, 202374 m9.0°C61 m
Jun 13, 202393 m9.2°C53 m
Jun 17, 202347 m9.6°C40 m
Jun 19, 2023122 m10.5°C76 m
Jun 23, 202358 m11.5°C21 m
Jun 24, 202352 m11.7°C43 m
Jun 25, 202349 m12.3°C44 m
Jun 26, 202399 m12.7°C63 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
Apr 28, 2023 — seafloor 51 m (measured), deepest dive 22 m (modelled)Apr 28May 10, 2023 — seafloor 113 m (measured), deepest dive 72 m (modelled)May 12, 2023 — seafloor 45 m (measured), deepest dive 36 m (modelled)May 13, 2023 — seafloor 57 m (measured), deepest dive 44 m (modelled)May 15, 2023 — seafloor 85 m (measured), deepest dive 29 m (modelled)May 15May 16, 2023 — seafloor 109 m (measured), deepest dive 87 m (modelled)May 19, 2023 — seafloor 110 m (measured), deepest dive 22 m (modelled)May 20, 2023 — seafloor 133 m (measured), deepest dive 34 m (modelled)May 22, 2023 — seafloor 80 m (measured), deepest dive 68 m (modelled)May 22Jun 9, 2023 — seafloor 72 m (measured), deepest dive 26 m (modelled)Jun 11, 2023 — seafloor 74 m (measured), deepest dive 61 m (modelled)Jun 13, 2023 — seafloor 93 m (measured), deepest dive 53 m (modelled)Jun 17, 2023 — seafloor 47 m (measured), deepest dive 40 m (modelled)Jun 17Jun 19, 2023 — seafloor 122 m (measured), deepest dive 76 m (modelled)Jun 23, 2023 — seafloor 58 m (measured), deepest dive 21 m (modelled)Jun 24, 2023 — seafloor 52 m (measured), deepest dive 43 m (modelled)Jun 25, 2023 — seafloor 49 m (measured), deepest dive 44 m (modelled)Jun 25Jun 26, 2023 — seafloor 99 m (measured), deepest dive 63 m (modelled)Jul 6, 2023 — seafloor 36 m (measured), deepest dive 29 m (modelled)Jul 11, 2023 — seafloor 57 m (measured), deepest dive 50 m (modelled)Sep 4, 2023 — seafloor 96 m (measured), deepest dive 83 m (modelled)Sep 4

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

Dives

87 m
Deepest dive
3:37
Longest dive
205
Dives
22 m
Avg dive depth
21
Sightings
129
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010087 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (109 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 · May 16, 2023

measured
Seafloor depth
109 m
Sea-surface temperature
8.6°C
Distance from shore
2.0 km

Across the residency · 21 sightings

measured
Seafloor depth
36 m – 133 m
Sea-surface temperature
5.0°C – 13.1°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 21 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.