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Glacier Bay & Icy Strait

John Doe Jo – Residency

63rd sighting in Glacier Bay & Icy Strait
Fluke of John Doe Jo
John Doe Jo Confirmed in the catalog @26682
Apr 29 – Aug 24, 2026 · Glacier Bay & Icy Strait

Home Water, Early Summer

Straits full of herring and company — this is where I belong.

126 m
Deepest dive
3:35
Longest dive
162
Dives
Sightings
15
Days between first and last sighting
117

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 29, 202670 m6.3°C63 m
May 18, 202645 m7.7°C28 m
May 18, 202677 m7.7°C35 m
May 19, 202631 m8.0°C28 m
May 21, 202688 m8.0°C45 m
May 23, 2026133 m7.7°C96 m
Jun 2, 2026139 m8.2°C126 m
Jun 22, 2026106 m11.4°C47 m
Jul 15, 2026-2 m13.3°C—
Jul 20, 202679 m13.1°C65 m
Jul 29, 2026241 m13.4°C61 m
Aug 9, 202692 m14.1°C65 m
Aug 17, 2026133 m15.4°C63 m
Aug 18, 2026135 m15.4°C91 m
Aug 24, 2026115 m15.0°C89 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 29, 2026 — seafloor 70 m (measured), deepest dive 63 m (modelled)Apr 29May 18, 2026 — seafloor 45 m (measured), deepest dive 28 m (modelled)May 18, 2026 — seafloor 77 m (measured), deepest dive 35 m (modelled)May 19, 2026 — seafloor 31 m (measured), deepest dive 28 m (modelled)May 19May 21, 2026 — seafloor 88 m (measured), deepest dive 45 m (modelled)May 23, 2026 — seafloor 133 m (measured), deepest dive 96 m (modelled)Jun 2, 2026 — seafloor 139 m (measured), deepest dive 126 m (modelled)Jun 2Jun 22, 2026 — seafloor 106 m (measured), deepest dive 47 m (modelled)Jul 15, 2026 — seafloor -2 m (measured), deepest dive — (modelled)Jul 20, 2026 — seafloor 79 m (measured), deepest dive 65 m (modelled)Jul 20Jul 29, 2026 — seafloor 241 m (measured), deepest dive 61 m (modelled)Aug 9, 2026 — seafloor 92 m (measured), deepest dive 65 m (modelled)Aug 17, 2026 — seafloor 133 m (measured), deepest dive 63 m (modelled)Aug 17Aug 18, 2026 — seafloor 135 m (measured), deepest dive 91 m (modelled)Aug 24, 2026 — seafloor 115 m (measured), deepest dive 89 m (modelled)

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

Dives

126 m
Deepest dive
3:35
Longest dive
162
Dives
26 m
Avg dive depth
15
Sightings
117
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150126 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (139 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 2, 2026

measured
Seafloor depth
139 m
Sea-surface temperature
8.2°C
Distance from shore
1.0 km

Across the residency · 15 sightings

measured
Seafloor depth
-2 m – 241 m
Sea-surface temperature
6.3°C – 15.4°C
Distance from shore
1.0 km – 6.0 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 15 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.