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Glacier Bay & Icy Strait

Riddler – Residency

225th sighting in Glacier Bay & Icy Strait
Fluke of Riddler
Riddler Confirmed in the catalog @18248
May 31 – Oct 13, 2025 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · May – Oct 2025

134 m
Deepest dive
5:09
Longest dive
981
Dives
Sightings
84
Days between first and last sighting
135
Deepest dive on record
134 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 31, 2025102 m8.8°C93 m
Jun 1, 2025116 m8.9°C98 m
Jun 2, 202585 m8.8°C28 m
Jun 3, 202597 m8.8°C54 m
Jun 5, 2025115 m9.0°C87 m
Jun 10, 202599 m8.5°C52 m
Jun 11, 2025122 m8.6°C84 m
Jun 14, 2025125 m10.0°C67 m
Jun 17, 2025120 m10.2°C62 m
Jun 18, 2025115 m10.3°C90 m
Jun 19, 2025136 m10.4°C97 m
Jun 21, 2025140 m11.3°C112 m
Jun 22, 2025122 m11.4°C45 m
Jun 23, 202595 m11.6°C78 m
Jun 24, 202597 m11.5°C47 m
Jun 25, 202587 m10.6°C48 m
Jun 26, 2025115 m10.7°C52 m
Jun 27, 2025119 m11.3°C92 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 31, 2025 — seafloor 102 m (measured), deepest dive 93 m (modelled)May 31Jun 1, 2025 — seafloor 116 m (measured), deepest dive 98 m (modelled)Jun 2, 2025 — seafloor 85 m (measured), deepest dive 28 m (modelled)Jun 3, 2025 — seafloor 97 m (measured), deepest dive 54 m (modelled)Jun 5, 2025 — seafloor 115 m (measured), deepest dive 87 m (modelled)Jun 10, 2025 — seafloor 99 m (measured), deepest dive 52 m (modelled)Jun 11, 2025 — seafloor 122 m (measured), deepest dive 84 m (modelled)Jun 14, 2025 — seafloor 125 m (measured), deepest dive 67 m (modelled)Jun 17, 2025 — seafloor 120 m (measured), deepest dive 62 m (modelled)Jun 18, 2025 — seafloor 115 m (measured), deepest dive 90 m (modelled)Jun 19, 2025 — seafloor 136 m (measured), deepest dive 97 m (modelled)Jun 21, 2025 — seafloor 140 m (measured), deepest dive 112 m (modelled)Jun 22, 2025 — seafloor 122 m (measured), deepest dive 45 m (modelled)Jun 23, 2025 — seafloor 95 m (measured), deepest dive 78 m (modelled)Jun 24, 2025 — seafloor 97 m (measured), deepest dive 47 m (modelled)Jun 24Jun 25, 2025 — seafloor 87 m (measured), deepest dive 48 m (modelled)Jun 26, 2025 — seafloor 115 m (measured), deepest dive 52 m (modelled)Jun 27, 2025 — seafloor 119 m (measured), deepest dive 92 m (modelled)Jun 30, 2025 — seafloor 135 m (measured), deepest dive 67 m (modelled)Jul 1, 2025 — seafloor 26 m (measured), deepest dive 21 m (modelled)Jul 2, 2025 — seafloor 234 m (measured), deepest dive 34 m (modelled)Jul 3, 2025 — seafloor 83 m (measured), deepest dive 64 m (modelled)Jul 4, 2025 — seafloor 92 m (measured), deepest dive 46 m (modelled)Jul 4, 2025 — seafloor 136 m (measured), deepest dive 68 m (modelled)Jul 5, 2025 — seafloor 88 m (measured), deepest dive 64 m (modelled)Jul 6, 2025 — seafloor 101 m (measured), deepest dive 93 m (modelled)Jul 7, 2025 — seafloor 135 m (measured), deepest dive 37 m (modelled)Jul 8, 2025 — seafloor 106 m (measured), deepest dive 52 m (modelled)Jul 9, 2025 — seafloor 85 m (measured), deepest dive 39 m (modelled)Jul 9Jul 10, 2025 — seafloor 65 m (measured), deepest dive 59 m (modelled)Jul 12, 2025 — seafloor 98 m (measured), deepest dive 76 m (modelled)Jul 13, 2025 — seafloor 111 m (measured), deepest dive 37 m (modelled)Jul 15, 2025 — seafloor 110 m (measured), deepest dive 65 m (modelled)Jul 16, 2025 — seafloor 92 m (measured), deepest dive 43 m (modelled)Jul 17, 2025 — seafloor 156 m (measured), deepest dive 134 m (modelled)Jul 19, 2025 — seafloor 91 m (measured), deepest dive 79 m (modelled)Jul 20, 2025 — seafloor 91 m (measured), deepest dive 47 m (modelled)Jul 21, 2025 — seafloor 92 m (measured), deepest dive 44 m (modelled)Jul 23, 2025 — seafloor 122 m (measured), deepest dive 87 m (modelled)Jul 24, 2025 — seafloor 112 m (measured), deepest dive 16 m (modelled)Jul 25, 2025 — seafloor 111 m (measured), deepest dive 56 m (modelled)Jul 29, 2025 — seafloor 116 m (measured), deepest dive 85 m (modelled)Jul 30, 2025 — seafloor 124 m (measured), deepest dive 39 m (modelled)Jul 30Jul 31, 2025 — seafloor 36 m (measured), deepest dive 27 m (modelled)Aug 1, 2025 — seafloor 103 m (measured), deepest dive 41 m (modelled)Aug 2, 2025 — seafloor 143 m (measured), deepest dive 93 m (modelled)Aug 3, 2025 — seafloor 122 m (measured), deepest dive 65 m (modelled)Aug 7, 2025 — seafloor 88 m (measured), deepest dive 75 m (modelled)Aug 10, 2025 — seafloor 99 m (measured), deepest dive 72 m (modelled)Aug 11, 2025 — seafloor 157 m (measured), deepest dive 42 m (modelled)Aug 12, 2025 — seafloor 102 m (measured), deepest dive 72 m (modelled)Aug 13, 2025 — seafloor 118 m (measured), deepest dive 91 m (modelled)Aug 14, 2025 — seafloor 80 m (measured), deepest dive 41 m (modelled)Aug 14, 2025 — seafloor 121 m (measured), deepest dive 35 m (modelled)Aug 15, 2025 — seafloor 89 m (measured), deepest dive 53 m (modelled)Aug 16, 2025 — seafloor 98 m (measured), deepest dive 74 m (modelled)Aug 17, 2025 — seafloor 83 m (measured), deepest dive 22 m (modelled)Aug 17Aug 18, 2025 — seafloor 84 m (measured), deepest dive 76 m (modelled)Aug 20, 2025 — seafloor 120 m (measured), deepest dive 77 m (modelled)Aug 21, 2025 — seafloor 103 m (measured), deepest dive 51 m (modelled)Aug 22, 2025 — seafloor 159 m (measured), deepest dive 27 m (modelled)Aug 24, 2025 — seafloor 104 m (measured), deepest dive 64 m (modelled)Aug 25, 2025 — seafloor 89 m (measured), deepest dive 40 m (modelled)Aug 27, 2025 — seafloor 94 m (measured), deepest dive 29 m (modelled)Aug 28, 2025 — seafloor 126 m (measured), deepest dive 63 m (modelled)Aug 29, 2025 — seafloor 92 m (measured), deepest dive 70 m (modelled)Aug 31, 2025 — seafloor 116 m (measured), deepest dive 56 m (modelled)Sep 1, 2025 — seafloor 143 m (measured), deepest dive 31 m (modelled)Sep 2, 2025 — seafloor 104 m (measured), deepest dive 68 m (modelled)Sep 3, 2025 — seafloor 99 m (measured), deepest dive 50 m (modelled)Sep 4, 2025 — seafloor 119 m (measured), deepest dive 78 m (modelled)Sep 4Sep 5, 2025 — seafloor 103 m (measured), deepest dive 80 m (modelled)Sep 6, 2025 — seafloor 63 m (measured), deepest dive 33 m (modelled)Sep 7, 2025 — seafloor 116 m (measured), deepest dive 79 m (modelled)Sep 9, 2025 — seafloor 87 m (measured), deepest dive 32 m (modelled)Sep 11, 2025 — seafloor 76 m (measured), deepest dive 45 m (modelled)Sep 11, 2025 — seafloor 116 m (measured), deepest dive 59 m (modelled)Sep 12, 2025 — seafloor 92 m (measured), deepest dive 43 m (modelled)Sep 18, 2025 — seafloor 60 m (measured), deepest dive 38 m (modelled)Sep 21, 2025 — seafloor 65 m (measured), deepest dive 27 m (modelled)Sep 25, 2025 — seafloor 94 m (measured), deepest dive 48 m (modelled)Oct 3, 2025 — seafloor 81 m (measured), deepest dive 60 m (modelled)Oct 7, 2025 — seafloor 85 m (measured), deepest dive 76 m (modelled)Oct 13, 2025 — seafloor 64 m (measured), deepest dive 33 m (modelled)

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

Dives

134 m
Deepest dive
5:09
Longest dive
981
Dives
23 m
Avg dive depth
84
Sightings
135
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150134 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 · Jul 17, 2025

measured
Seafloor depth
156 m
Sea-surface temperature
12.4°C
Distance from shore
1.0 km

Across the residency · 84 sightings

measured
Seafloor depth
26 m – 234 m
Sea-surface temperature
8.5°C – 15.4°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 84 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.