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Sitka Sound & Outer Baranof

161433 – Residency

8th sighting in Sitka Sound & Outer Baranof
Fluke of 161433
161433 Confirmed in the catalog @161433
Jun 24 – Sep 13, 2026 · Sitka Sound & Outer Baranof

One Cold Green Season

Herring stayed put, so did I — worth every surfacing.

86 m
Deepest dive
2:52
Longest dive
105
Dives
Sightings
8
Days between first and last sighting
81
Deepest dive on record
86 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°C26 m
Jul 25, 202650 m12.6°C29 m
Aug 9, 202678 m14.4°C70 m
Aug 10, 202661 m14.6°C55 m
Aug 11, 202653 m14.7°C40 m
Aug 12, 202678 m14.6°C62 m
Aug 18, 2026143 m14.8°C54 m
Sep 13, 2026143 m—86 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 26 m (modelled)Jun 24Jul 25, 2026 — seafloor 50 m (measured), deepest dive 29 m (modelled)Jul 25Aug 9, 2026 — seafloor 78 m (measured), deepest dive 70 m (modelled)Aug 9Aug 10, 2026 — seafloor 61 m (measured), deepest dive 55 m (modelled)Aug 10Aug 11, 2026 — seafloor 53 m (measured), deepest dive 40 m (modelled)Aug 11Aug 12, 2026 — seafloor 78 m (measured), deepest dive 62 m (modelled)Aug 12Aug 18, 2026 — seafloor 143 m (measured), deepest dive 54 m (modelled)Aug 18Sep 13, 2026 — seafloor 143 m (measured), deepest dive 86 m (modelled)Sep 13

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

Dives

86 m
Deepest dive
2:52
Longest dive
105
Dives
21 m
Avg dive depth
8
Sightings
81
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010086 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 13, 2026

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

Across the residency · 8 sightings

measured
Seafloor depth
50 m – 143 m
Sea-surface temperature
11.6°C – 14.8°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 8 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.