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Glacier Bay & Icy Strait

Voldemort – Residency

79th sighting in Glacier Bay & Icy Strait
Fluke of Voldemort
Voldemort Confirmed in the catalog @26860
Apr 4 – Jul 9, 2025 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Apr – Jul 2025

109 m
Deepest dive
4:31
Longest dive
363
Dives
Sightings
34
Days between first and last sighting
96

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 4, 2025108 m4.6°C73 m
Apr 5, 2025160 m4.8°C39 m
Apr 18, 202564 m5.6°C53 m
Apr 26, 202546 m5.8°C42 m
Apr 26, 202549 m5.8°C42 m
May 6, 202589 m7.1°C45 m
May 8, 2025138 m7.4°C76 m
May 9, 2025161 m7.5°C68 m
May 12, 202589 m7.6°C56 m
May 13, 2025120 m7.6°C58 m
May 14, 2025108 m7.6°C93 m
May 15, 2025118 m7.2°C29 m
May 16, 202558 m7.5°C45 m
May 17, 202588 m7.6°C60 m
May 18, 2025111 m7.5°C62 m
May 18, 202587 m7.6°C46 m
May 19, 202589 m7.5°C57 m
May 20, 2025201 m7.4°C84 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 4, 2025 — seafloor 108 m (measured), deepest dive 73 m (modelled)Apr 4Apr 5, 2025 — seafloor 160 m (measured), deepest dive 39 m (modelled)Apr 18, 2025 — seafloor 64 m (measured), deepest dive 53 m (modelled)Apr 26, 2025 — seafloor 46 m (measured), deepest dive 42 m (modelled)Apr 26, 2025 — seafloor 49 m (measured), deepest dive 42 m (modelled)May 6, 2025 — seafloor 89 m (measured), deepest dive 45 m (modelled)May 8, 2025 — seafloor 138 m (measured), deepest dive 76 m (modelled)May 8May 9, 2025 — seafloor 161 m (measured), deepest dive 68 m (modelled)May 12, 2025 — seafloor 89 m (measured), deepest dive 56 m (modelled)May 13, 2025 — seafloor 120 m (measured), deepest dive 58 m (modelled)May 14, 2025 — seafloor 108 m (measured), deepest dive 93 m (modelled)May 15, 2025 — seafloor 118 m (measured), deepest dive 29 m (modelled)May 16, 2025 — seafloor 58 m (measured), deepest dive 45 m (modelled)May 16May 17, 2025 — seafloor 88 m (measured), deepest dive 60 m (modelled)May 18, 2025 — seafloor 111 m (measured), deepest dive 62 m (modelled)May 18, 2025 — seafloor 87 m (measured), deepest dive 46 m (modelled)May 19, 2025 — seafloor 89 m (measured), deepest dive 57 m (modelled)May 20, 2025 — seafloor 201 m (measured), deepest dive 84 m (modelled)May 21, 2025 — seafloor 107 m (measured), deepest dive 33 m (modelled)May 21May 22, 2025 — seafloor 83 m (measured), deepest dive 62 m (modelled)May 23, 2025 — seafloor 83 m (measured), deepest dive 70 m (modelled)May 24, 2025 — seafloor 85 m (measured), deepest dive 55 m (modelled)May 25, 2025 — seafloor 100 m (measured), deepest dive 63 m (modelled)May 26, 2025 — seafloor 148 m (measured), deepest dive 53 m (modelled)May 27, 2025 — seafloor 100 m (measured), deepest dive 55 m (modelled)May 27May 28, 2025 — seafloor 105 m (measured), deepest dive 63 m (modelled)May 29, 2025 — seafloor 65 m (measured), deepest dive 52 m (modelled)Jun 4, 2025 — seafloor 62 m (measured), deepest dive 53 m (modelled)Jun 15, 2025 — seafloor 101 m (measured), deepest dive 31 m (modelled)Jun 17, 2025 — seafloor 103 m (measured), deepest dive 41 m (modelled)Jun 19, 2025 — seafloor 124 m (measured), deepest dive 109 m (modelled)Jun 19Jun 22, 2025 — seafloor 95 m (measured), deepest dive 18 m (modelled)Jun 23, 2025 — seafloor 103 m (measured), deepest dive 79 m (modelled)Jul 9, 2025 — seafloor 84 m (measured), deepest dive 55 m (modelled)

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

Dives

109 m
Deepest dive
4:31
Longest dive
363
Dives
23 m
Avg dive depth
34
Sightings
96
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150109 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (124 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 · Jun 19, 2025

measured
Seafloor depth
124 m
Sea-surface temperature
10.4°C
Distance from shore
1.0 km

Across the residency · 34 sightings

measured
Seafloor depth
46 m – 201 m
Sea-surface temperature
4.6°C – 12.6°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 34 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.