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Glacier Bay & Icy Strait

Bullethole – Residency

127th sighting in Glacier Bay & Icy Strait
Fluke of Bullethole
Bullethole Confirmed in the catalog @26458
Apr 25 – Oct 7, 2024 · Glacier Bay & Icy Strait

Spring to Fall in Familiar Waters

Five months in the bay where the ice meets the sea, feeding deep.

133 m
Deepest dive
5:24
Longest dive
877
Dives
Sightings
81
Days between first and last sighting
166

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Apr 25, 202478 m6.9°C43 m
Apr 26, 202480 m6.9°C65 m
May 4, 2024121 m8.1°C79 m
May 7, 202490 m7.6°C54 m
May 10, 2024106 m6.4°C96 m
May 14, 2024116 m6.5°C55 m
May 16, 2024109 m6.5°C76 m
May 16, 2024122 m6.4°C47 m
May 18, 2024163 m7.2°C49 m
May 25, 2024177 m8.1°C114 m
May 26, 2024188 m8.0°C122 m
Jun 2, 2024161 m8.3°C29 m
Jun 3, 2024117 m9.5°C29 m
Jun 5, 202472 m9.3°C39 m
Jun 9, 2024149 m8.9°C43 m
Jun 10, 202487 m8.7°C70 m
Jun 11, 202487 m8.9°C45 m
Jun 12, 2024232 m8.5°C100 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 25, 2024 — seafloor 78 m (measured), deepest dive 43 m (modelled)Apr 25Apr 26, 2024 — seafloor 80 m (measured), deepest dive 65 m (modelled)May 4, 2024 — seafloor 121 m (measured), deepest dive 79 m (modelled)May 7, 2024 — seafloor 90 m (measured), deepest dive 54 m (modelled)May 10, 2024 — seafloor 106 m (measured), deepest dive 96 m (modelled)May 14, 2024 — seafloor 116 m (measured), deepest dive 55 m (modelled)May 16, 2024 — seafloor 109 m (measured), deepest dive 76 m (modelled)May 16, 2024 — seafloor 122 m (measured), deepest dive 47 m (modelled)May 18, 2024 — seafloor 163 m (measured), deepest dive 49 m (modelled)May 25, 2024 — seafloor 177 m (measured), deepest dive 114 m (modelled)May 26, 2024 — seafloor 188 m (measured), deepest dive 122 m (modelled)Jun 2, 2024 — seafloor 161 m (measured), deepest dive 29 m (modelled)Jun 3, 2024 — seafloor 117 m (measured), deepest dive 29 m (modelled)Jun 5, 2024 — seafloor 72 m (measured), deepest dive 39 m (modelled)Jun 9, 2024 — seafloor 149 m (measured), deepest dive 43 m (modelled)Jun 9Jun 10, 2024 — seafloor 87 m (measured), deepest dive 70 m (modelled)Jun 11, 2024 — seafloor 87 m (measured), deepest dive 45 m (modelled)Jun 12, 2024 — seafloor 232 m (measured), deepest dive 100 m (modelled)Jun 13, 2024 — seafloor 91 m (measured), deepest dive 70 m (modelled)Jun 14, 2024 — seafloor 109 m (measured), deepest dive 25 m (modelled)Jun 15, 2024 — seafloor 105 m (measured), deepest dive 44 m (modelled)Jun 15, 2024 — seafloor 123 m (measured), deepest dive 51 m (modelled)Jun 16, 2024 — seafloor 95 m (measured), deepest dive 82 m (modelled)Jun 17, 2024 — seafloor 87 m (measured), deepest dive 74 m (modelled)Jun 19, 2024 — seafloor 102 m (measured), deepest dive 41 m (modelled)Jun 20, 2024 — seafloor 126 m (measured), deepest dive 61 m (modelled)Jun 23, 2024 — seafloor 93 m (measured), deepest dive 62 m (modelled)Jun 29, 2024 — seafloor 84 m (measured), deepest dive 34 m (modelled)Jun 30, 2024 — seafloor 97 m (measured), deepest dive 50 m (modelled)Jun 30Jul 1, 2024 — seafloor 135 m (measured), deepest dive 120 m (modelled)Jul 2, 2024 — seafloor 110 m (measured), deepest dive 65 m (modelled)Jul 3, 2024 — seafloor 117 m (measured), deepest dive 64 m (modelled)Jul 4, 2024 — seafloor 72 m (measured), deepest dive 60 m (modelled)Jul 5, 2024 — seafloor 89 m (measured), deepest dive 81 m (modelled)Jul 6, 2024 — seafloor 120 m (measured), deepest dive 107 m (modelled)Jul 6, 2024 — seafloor 132 m (measured), deepest dive 55 m (modelled)Jul 7, 2024 — seafloor 90 m (measured), deepest dive 35 m (modelled)Jul 8, 2024 — seafloor 95 m (measured), deepest dive 59 m (modelled)Jul 9, 2024 — seafloor 116 m (measured), deepest dive 83 m (modelled)Jul 11, 2024 — seafloor 96 m (measured), deepest dive 87 m (modelled)Jul 17, 2024 — seafloor 120 m (measured), deepest dive 33 m (modelled)Jul 20, 2024 — seafloor 116 m (measured), deepest dive 64 m (modelled)Jul 23, 2024 — seafloor 99 m (measured), deepest dive 87 m (modelled)Jul 23Jul 24, 2024 — seafloor 88 m (measured), deepest dive 67 m (modelled)Jul 26, 2024 — seafloor 72 m (measured), deepest dive 55 m (modelled)Jul 29, 2024 — seafloor 83 m (measured), deepest dive 28 m (modelled)Aug 5, 2024 — seafloor 115 m (measured), deepest dive 59 m (modelled)Aug 5, 2024 — seafloor 104 m (measured), deepest dive 72 m (modelled)Aug 6, 2024 — seafloor 128 m (measured), deepest dive 74 m (modelled)Aug 7, 2024 — seafloor 118 m (measured), deepest dive 88 m (modelled)Aug 8, 2024 — seafloor 165 m (measured), deepest dive 100 m (modelled)Aug 9, 2024 — seafloor 126 m (measured), deepest dive 44 m (modelled)Aug 10, 2024 — seafloor 113 m (measured), deepest dive 84 m (modelled)Aug 11, 2024 — seafloor 111 m (measured), deepest dive 92 m (modelled)Aug 12, 2024 — seafloor 116 m (measured), deepest dive 93 m (modelled)Aug 12, 2024 — seafloor 110 m (measured), deepest dive 61 m (modelled)Aug 13, 2024 — seafloor 108 m (measured), deepest dive 91 m (modelled)Aug 13Aug 14, 2024 — seafloor 258 m (measured), deepest dive 83 m (modelled)Aug 16, 2024 — seafloor 105 m (measured), deepest dive 18 m (modelled)Aug 17, 2024 — seafloor 119 m (measured), deepest dive 84 m (modelled)Aug 18, 2024 — seafloor 103 m (measured), deepest dive 41 m (modelled)Aug 20, 2024 — seafloor 113 m (measured), deepest dive 75 m (modelled)Aug 20, 2024 — seafloor 83 m (measured), deepest dive 47 m (modelled)Aug 21, 2024 — seafloor 117 m (measured), deepest dive 93 m (modelled)Aug 22, 2024 — seafloor 101 m (measured), deepest dive 66 m (modelled)Aug 23, 2024 — seafloor 49 m (measured), deepest dive 35 m (modelled)Aug 24, 2024 — seafloor 102 m (measured), deepest dive 72 m (modelled)Aug 26, 2024 — seafloor 114 m (measured), deepest dive 76 m (modelled)Aug 26, 2024 — seafloor 72 m (measured), deepest dive 25 m (modelled)Aug 30, 2024 — seafloor 85 m (measured), deepest dive 49 m (modelled)Aug 31, 2024 — seafloor 132 m (measured), deepest dive 9 m (modelled)Aug 31Sep 2, 2024 — seafloor 138 m (measured), deepest dive 68 m (modelled)Sep 2, 2024 — seafloor 173 m (measured), deepest dive 25 m (modelled)Sep 6, 2024 — seafloor 89 m (measured), deepest dive 29 m (modelled)Sep 10, 2024 — seafloor 76 m (measured), deepest dive 42 m (modelled)Sep 11, 2024 — seafloor 179 m (measured), deepest dive 89 m (modelled)Sep 13, 2024 — seafloor 165 m (measured), deepest dive 105 m (modelled)Sep 18, 2024 — seafloor 162 m (measured), deepest dive 130 m (modelled)Sep 22, 2024 — seafloor 53 m (measured), deepest dive 44 m (modelled)Sep 23, 2024 — seafloor 156 m (measured), deepest dive 133 m (modelled)Oct 7, 2024 — seafloor 54 m (measured), deepest dive 42 m (modelled)

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

Dives

133 m
Deepest dive
5:24
Longest dive
877
Dives
24 m
Avg dive depth
81
Sightings
166
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150133 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (156 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 23, 2024

measured
Seafloor depth
156 m
Sea-surface temperature
12.1°C
Distance from shore
2.0 km

Across the residency · 81 sightings

measured
Seafloor depth
49 m – 258 m
Sea-surface temperature
6.4°C – 14.9°C
Distance from shore
1.0 km – 3.0 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 81 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.