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Sitka Sound & Outer Baranof

161912 – Residency

22nd sighting in Sitka Sound & Outer Baranof
Fluke of 161912
161912 Confirmed in the catalog @161912
Jul 13 – Sep 10, 2026 · Sitka Sound & Outer Baranof

One Shoreline, All Summer

Same water, same fish, same solitary me — again and again.

71 m
Deepest dive
2:39
Longest dive
237
Dives
Sightings
23
Days between first and last sighting
59
Deepest dive on record
71 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 13, 202678 m12.8°C56 m
Jul 19, 202678 m12.9°C55 m
Jul 20, 202698 m12.7°C55 m
Jul 21, 202678 m12.8°C33 m
Jul 27, 202678 m13.0°C30 m
Aug 1, 202678 m13.1°C57 m
Aug 2, 2026109 m13.4°C32 m
Aug 3, 202651 m13.3°C40 m
Aug 5, 202678 m13.7°C68 m
Aug 7, 202655 m14.0°C49 m
Aug 8, 202652 m13.8°C31 m
Aug 9, 202663 m14.3°C50 m
Aug 11, 202669 m14.6°C50 m
Aug 17, 202641 m14.9°C31 m
Aug 18, 202618 m14.7°C14 m
Aug 19, 202682 m14.6°C28 m
Aug 25, 202679 m14.4°C71 m
Aug 27, 202658 m14.3°C44 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
Jul 13, 2026 — seafloor 78 m (measured), deepest dive 56 m (modelled)Jul 13Jul 19, 2026 — seafloor 78 m (measured), deepest dive 55 m (modelled)Jul 20, 2026 — seafloor 98 m (measured), deepest dive 55 m (modelled)Jul 21, 2026 — seafloor 78 m (measured), deepest dive 33 m (modelled)Jul 27, 2026 — seafloor 78 m (measured), deepest dive 30 m (modelled)Jul 27Aug 1, 2026 — seafloor 78 m (measured), deepest dive 57 m (modelled)Aug 2, 2026 — seafloor 109 m (measured), deepest dive 32 m (modelled)Aug 3, 2026 — seafloor 51 m (measured), deepest dive 40 m (modelled)Aug 5, 2026 — seafloor 78 m (measured), deepest dive 68 m (modelled)Aug 5Aug 7, 2026 — seafloor 55 m (measured), deepest dive 49 m (modelled)Aug 8, 2026 — seafloor 52 m (measured), deepest dive 31 m (modelled)Aug 9, 2026 — seafloor 63 m (measured), deepest dive 50 m (modelled)Aug 11, 2026 — seafloor 69 m (measured), deepest dive 50 m (modelled)Aug 11Aug 17, 2026 — seafloor 41 m (measured), deepest dive 31 m (modelled)Aug 18, 2026 — seafloor 18 m (measured), deepest dive 14 m (modelled)Aug 19, 2026 — seafloor 82 m (measured), deepest dive 28 m (modelled)Aug 25, 2026 — seafloor 79 m (measured), deepest dive 71 m (modelled)Aug 25Aug 27, 2026 — seafloor 58 m (measured), deepest dive 44 m (modelled)Sep 1, 2026 — seafloor 52 m (measured), deepest dive 30 m (modelled)Sep 2, 2026 — seafloor 59 m (measured), deepest dive 26 m (modelled)Sep 7, 2026 — seafloor 32 m (measured), deepest dive 26 m (modelled)Sep 7Sep 8, 2026 — seafloor 48 m (measured), deepest dive 39 m (modelled)Sep 10, 2026 — seafloor -6 m (measured), deepest dive — (modelled)

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

Dives

71 m
Deepest dive
2:39
Longest dive
237
Dives
20 m
Avg dive depth
23
Sightings
59
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010071 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (79 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 · Aug 25, 2026

measured
Seafloor depth
79 m
Sea-surface temperature
14.4°C
Distance from shore
2.0 km

Across the residency · 23 sightings

measured
Seafloor depth
-6 m – 109 m
Sea-surface temperature
12.7°C – 14.9°C
Distance from shore
1.0 km – 7.0 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 23 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.