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Sitka Sound & Outer Baranof

Nebakanezzer – Residency

23rd sighting in Sitka Sound & Outer Baranof
Fluke of Nebakanezzer
Nebakanezzer Confirmed in the catalog @15638
Aug 6 – Oct 11, 2025 · Sitka Sound & Outer Baranof

Sitka Sound & Outer Baranof · Aug – Oct 2025

126 m
Deepest dive
4:02
Longest dive
222
Dives
Sightings
16
Days between first and last sighting
66

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 6, 202578 m14.9°C29 m
Aug 10, 202577 m14.3°C68 m
Aug 12, 202578 m15.2°C40 m
Aug 15, 2025141 m14.9°C126 m
Aug 19, 2025135 m15.3°C92 m
Aug 21, 2025126 m14.9°C41 m
Aug 22, 202578 m14.7°C58 m
Aug 27, 202578 m15.7°C67 m
Sep 7, 2025113 m14.4°C44 m
Sep 8, 2025111 m14.3°C81 m
Sep 9, 2025108 m14.3°C39 m
Sep 12, 202583 m13.6°C65 m
Sep 18, 2025139 m13.4°C91 m
Sep 23, 202578 m13.2°C15 m
Oct 1, 202578 m11.8°C53 m
Oct 11, 2025145 m11.3°C111 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
Aug 6, 2025 — seafloor 78 m (measured), deepest dive 29 m (modelled)Aug 6Aug 10, 2025 — seafloor 77 m (measured), deepest dive 68 m (modelled)Aug 12, 2025 — seafloor 78 m (measured), deepest dive 40 m (modelled)Aug 15, 2025 — seafloor 141 m (measured), deepest dive 126 m (modelled)Aug 15Aug 19, 2025 — seafloor 135 m (measured), deepest dive 92 m (modelled)Aug 21, 2025 — seafloor 126 m (measured), deepest dive 41 m (modelled)Aug 22, 2025 — seafloor 78 m (measured), deepest dive 58 m (modelled)Aug 22Aug 27, 2025 — seafloor 78 m (measured), deepest dive 67 m (modelled)Sep 7, 2025 — seafloor 113 m (measured), deepest dive 44 m (modelled)Sep 8, 2025 — seafloor 111 m (measured), deepest dive 81 m (modelled)Sep 8Sep 9, 2025 — seafloor 108 m (measured), deepest dive 39 m (modelled)Sep 12, 2025 — seafloor 83 m (measured), deepest dive 65 m (modelled)Sep 18, 2025 — seafloor 139 m (measured), deepest dive 91 m (modelled)Sep 18Sep 23, 2025 — seafloor 78 m (measured), deepest dive 15 m (modelled)Oct 1, 2025 — seafloor 78 m (measured), deepest dive 53 m (modelled)Oct 11, 2025 — seafloor 145 m (measured), deepest dive 111 m (modelled)Oct 11

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

Dives

126 m
Deepest dive
4:02
Longest dive
222
Dives
23 m
Avg dive depth
16
Sightings
66
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 (141 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 15, 2025

measured
Seafloor depth
141 m
Sea-surface temperature
14.9°C
Distance from shore
6.0 km

Across the residency · 16 sightings

measured
Seafloor depth
77 m – 145 m
Sea-surface temperature
11.3°C – 15.7°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 16 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.