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Sitka Sound & Outer Baranof

161424 – Residency

19th sighting in Sitka Sound & Outer Baranof
Fluke of 161424
161424 Confirmed in the catalog @161424
Jun 24 – Sep 21, 2026 · Sitka Sound & Outer Baranof

The Whole Summer, Mine

Long light, good folds of current, plenty of reasons to stay.

108 m
Deepest dive
3:41
Longest dive
211
Dives
Sightings
19
Days between first and last sighting
89
Deepest dive on record
108 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 24, 2026122 m11.6°C63 m
Jul 8, 202678 m11.8°C58 m
Jul 19, 202678 m12.9°C60 m
Jul 27, 202652 m13.0°C30 m
Aug 1, 202678 m13.1°C61 m
Aug 2, 202628 m13.3°C23 m
Aug 3, 202637 m13.3°C23 m
Aug 6, 202678 m13.9°C52 m
Aug 7, 202660 m14.0°C46 m
Aug 8, 202661 m13.8°C46 m
Aug 9, 202661 m14.3°C47 m
Aug 12, 2026143 m14.4°C23 m
Aug 13, 202678 m14.7°C50 m
Aug 14, 202654 m15.3°C47 m
Aug 27, 202666 m14.3°C54 m
Sep 5, 202678 m14.0°C61 m
Sep 18, 202621 m—19 m
Sep 19, 2026143 m—108 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
Jun 24, 2026 — seafloor 122 m (measured), deepest dive 63 m (modelled)Jun 24Jul 8, 2026 — seafloor 78 m (measured), deepest dive 58 m (modelled)Jul 19, 2026 — seafloor 78 m (measured), deepest dive 60 m (modelled)Jul 27, 2026 — seafloor 52 m (measured), deepest dive 30 m (modelled)Aug 1, 2026 — seafloor 78 m (measured), deepest dive 61 m (modelled)Aug 1Aug 2, 2026 — seafloor 28 m (measured), deepest dive 23 m (modelled)Aug 3, 2026 — seafloor 37 m (measured), deepest dive 23 m (modelled)Aug 6, 2026 — seafloor 78 m (measured), deepest dive 52 m (modelled)Aug 7, 2026 — seafloor 60 m (measured), deepest dive 46 m (modelled)Aug 7Aug 8, 2026 — seafloor 61 m (measured), deepest dive 46 m (modelled)Aug 9, 2026 — seafloor 61 m (measured), deepest dive 47 m (modelled)Aug 12, 2026 — seafloor 143 m (measured), deepest dive 23 m (modelled)Aug 13, 2026 — seafloor 78 m (measured), deepest dive 50 m (modelled)Aug 13Aug 14, 2026 — seafloor 54 m (measured), deepest dive 47 m (modelled)Aug 27, 2026 — seafloor 66 m (measured), deepest dive 54 m (modelled)Sep 5, 2026 — seafloor 78 m (measured), deepest dive 61 m (modelled)Sep 18, 2026 — seafloor 21 m (measured), deepest dive 19 m (modelled)Sep 18Sep 19, 2026 — seafloor 143 m (measured), deepest dive 108 m (modelled)Sep 21, 2026 — seafloor 78 m (measured), deepest dive 62 m (modelled)

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

Dives

108 m
Deepest dive
3:41
Longest dive
211
Dives
20 m
Avg dive depth
19
Sightings
89
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150108 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (143 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 19, 2026

measured
Seafloor depth
143 m
Sea-surface temperature
—
Distance from shore
6.0 km

Across the residency · 19 sightings

measured
Seafloor depth
21 m – 143 m
Sea-surface temperature
11.6°C – 15.3°C
Distance from shore
1.0 km – 7.0 km

Sources: GEBCO seafloor grid · PacIOOS coastline distance

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Source records

This activity is assembled from 19 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.