Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Sitka Sound & Outer Baranof

SEAK-2028 – Residency

5th sighting in Sitka Sound & Outer Baranof
Fluke of SEAK-2028
SEAK-2028 Confirmed in the catalog @26862
Mar 20 – Jul 18, 2026 · Sitka Sound & Outer Baranof

Ice-Water Season, Wide Open

Glaciers cracking, water full of company, me right where cameras find me.

110 m
Deepest dive
4:23
Longest dive
62
Dives
Sightings
6
Days between first and last sighting
120
Deepest dive on record
110 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 20, 2026108 m5.0°C59 m
Mar 27, 202646 m4.9°C41 m
Jun 6, 2026-27 m10.5°C—
Jun 20, 2026133 m11.3°C110 m
Jun 24, 202663 m11.4°C54 m
Jul 18, 202635 m13.2°C30 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
Mar 20, 2026 — seafloor 108 m (measured), deepest dive 59 m (modelled)Mar 20Mar 27, 2026 — seafloor 46 m (measured), deepest dive 41 m (modelled)Mar 27Jun 6, 2026 — seafloor -27 m (measured), deepest dive — (modelled)Jun 6Jun 20, 2026 — seafloor 133 m (measured), deepest dive 110 m (modelled)Jun 20Jun 24, 2026 — seafloor 63 m (measured), deepest dive 54 m (modelled)Jun 24Jul 18, 2026 — seafloor 35 m (measured), deepest dive 30 m (modelled)Jul 18

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

Dives

110 m
Deepest dive
4:23
Longest dive
62
Dives
19 m
Avg dive depth
6
Sightings
120
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150110 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (133 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 20, 2026

measured
Seafloor depth
133 m
Sea-surface temperature
11.3°C
Distance from shore
1.0 km

Across the residency · 6 sightings

measured
Seafloor depth
-27 m – 133 m
Sea-surface temperature
4.9°C – 13.2°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 6 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.