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

Vulture – Residency

8th sighting in Sitka Sound & Outer Baranof
Fluke of Vulture
Vulture Confirmed in the catalog @6610
Mar 26 – Jun 10, 2026 · Sitka Sound & Outer Baranof

Chatham Strait, Right on Time

Spring herring, cold green water, my flukes right where they belong.

46 m
Deepest dive
2:06
Longest dive
94
Dives
Sightings
5
Days between first and last sighting
76

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 26, 202651 m5.1°C46 m
Mar 27, 202634 m4.9°C31 m
Mar 28, 202629 m4.9°C18 m
Mar 29, 202648 m5.0°C39 m
Jun 10, 202644 m9.2°C33 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 26, 2026 — seafloor 51 m (measured), deepest dive 46 m (modelled)Mar 26Mar 27, 2026 — seafloor 34 m (measured), deepest dive 31 m (modelled)Mar 27Mar 28, 2026 — seafloor 29 m (measured), deepest dive 18 m (modelled)Mar 28Mar 29, 2026 — seafloor 48 m (measured), deepest dive 39 m (modelled)Mar 29Jun 10, 2026 — seafloor 44 m (measured), deepest dive 33 m (modelled)Jun 10

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

Dives

46 m
Deepest dive
2:06
Longest dive
94
Dives
16 m
Avg dive depth
5
Sightings
76
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255046 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (51 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 · Mar 26, 2026

measured
Seafloor depth
51 m
Sea-surface temperature
5.1°C
Distance from shore
1.0 km

Across the residency · 5 sightings

measured
Seafloor depth
29 m – 51 m
Sea-surface temperature
4.9°C – 9.2°C
Distance from shore
1.0 km – 2.0 km

Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 5 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.