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Glacier Bay & Icy Strait

SidePocket – Residency

86th sighting in Glacier Bay & Icy Strait
Fluke of SidePocket
SidePocket Confirmed in the catalog @5521
May 20 – Oct 10, 2026 · Glacier Bay & Icy Strait

Same Green Water, Again

Cold channels, familiar tail, another summer I couldn't skip.

110 m
Deepest dive
4:15
Longest dive
323
Dives
Sightings
29
Days between first and last sighting
142

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
May 20, 2026110 m7.9°C73 m
Jun 21, 202685 m11.3°C24 m
Jun 23, 202667 m11.5°C43 m
Jul 15, 202669 m13.3°C44 m
Jul 19, 202684 m13.1°C40 m
Aug 5, 202670 m14.2°C62 m
Aug 14, 202690 m15.0°C82 m
Aug 15, 2026114 m15.3°C99 m
Aug 16, 2026105 m15.8°C61 m
Aug 17, 202691 m15.8°C71 m
Aug 18, 202691 m15.6°C80 m
Aug 19, 202697 m14.8°C77 m
Aug 20, 202695 m15.0°C81 m
Aug 21, 202653 m15.0°C28 m
Aug 30, 202684 m14.2°C67 m
Aug 31, 202684 m14.2°C28 m
Sep 1, 202697 m14.0°C39 m
Sep 2, 202670 m13.4°C60 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 20, 2026 — seafloor 110 m (measured), deepest dive 73 m (modelled)May 20Jun 21, 2026 — seafloor 85 m (measured), deepest dive 24 m (modelled)Jun 23, 2026 — seafloor 67 m (measured), deepest dive 43 m (modelled)Jul 15, 2026 — seafloor 69 m (measured), deepest dive 44 m (modelled)Jul 19, 2026 — seafloor 84 m (measured), deepest dive 40 m (modelled)Aug 5, 2026 — seafloor 70 m (measured), deepest dive 62 m (modelled)Aug 5Aug 14, 2026 — seafloor 90 m (measured), deepest dive 82 m (modelled)Aug 15, 2026 — seafloor 114 m (measured), deepest dive 99 m (modelled)Aug 16, 2026 — seafloor 105 m (measured), deepest dive 61 m (modelled)Aug 17, 2026 — seafloor 91 m (measured), deepest dive 71 m (modelled)Aug 18, 2026 — seafloor 91 m (measured), deepest dive 80 m (modelled)Aug 18Aug 19, 2026 — seafloor 97 m (measured), deepest dive 77 m (modelled)Aug 20, 2026 — seafloor 95 m (measured), deepest dive 81 m (modelled)Aug 21, 2026 — seafloor 53 m (measured), deepest dive 28 m (modelled)Aug 30, 2026 — seafloor 84 m (measured), deepest dive 67 m (modelled)Aug 31, 2026 — seafloor 84 m (measured), deepest dive 28 m (modelled)Aug 31Sep 1, 2026 — seafloor 97 m (measured), deepest dive 39 m (modelled)Sep 2, 2026 — seafloor 70 m (measured), deepest dive 60 m (modelled)Sep 3, 2026 — seafloor 72 m (measured), deepest dive 65 m (modelled)Sep 4, 2026 — seafloor 83 m (measured), deepest dive 76 m (modelled)Sep 7, 2026 — seafloor 151 m (measured), deepest dive 59 m (modelled)Sep 7Sep 9, 2026 — seafloor 93 m (measured), deepest dive 61 m (modelled)Sep 10, 2026 — seafloor 139 m (measured), deepest dive 71 m (modelled)Sep 11, 2026 — seafloor 115 m (measured), deepest dive 67 m (modelled)Sep 12, 2026 — seafloor 62 m (measured), deepest dive 46 m (modelled)Sep 13, 2026 — seafloor 22 m (measured), deepest dive 19 m (modelled)Sep 13Sep 15, 2026 — seafloor 112 m (measured), deepest dive 60 m (modelled)Sep 22, 2026 — seafloor 96 m (measured), deepest dive 87 m (modelled)Oct 10, 2026 — seafloor 142 m (measured), deepest dive 110 m (modelled)

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

Dives

110 m
Deepest dive
4:15
Longest dive
323
Dives
24 m
Avg dive depth
29
Sightings
142
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150110 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (142 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 · Oct 10, 2026

measured
Seafloor depth
142 m
Sea-surface temperature
9.6°C
Distance from shore
1.0 km

Across the residency · 29 sightings

measured
Seafloor depth
22 m – 151 m
Sea-surface temperature
7.9°C – 15.8°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 29 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.