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

PWF-NP_0342 – Residency

5th sighting in Sitka Sound & Outer Baranof
Fluke of PWF-NP_0342
PWF-NP_0342 Confirmed in the catalog @23246
May 27 – Aug 26, 2026 · Sitka Sound & Outer Baranof

Summer Feeding Streak

Cold water, good company, caught above the surface again and grinning about it.

136 m
Deepest dive
6:51
Longest dive
57
Dives
Sightings
5
Days between first and last sighting
90
Deepest dive on record
136 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 27, 202615 m8.2°C13 m
May 28, 202642 m8.4°C31 m
Jul 4, 202640 m11.5°C31 m
Aug 3, 202663 m13.7°C52 m
Aug 26, 2026164 m14.8°C136 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
May 27, 2026 — seafloor 15 m (measured), deepest dive 13 m (modelled)May 27May 28, 2026 — seafloor 42 m (measured), deepest dive 31 m (modelled)May 28Jul 4, 2026 — seafloor 40 m (measured), deepest dive 31 m (modelled)Jul 4Aug 3, 2026 — seafloor 63 m (measured), deepest dive 52 m (modelled)Aug 3Aug 26, 2026 — seafloor 164 m (measured), deepest dive 136 m (modelled)Aug 26

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

Dives

136 m
Deepest dive
6:51
Longest dive
57
Dives
20 m
Avg dive depth
5
Sightings
90
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150136 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (164 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 26, 2026

measured
Seafloor depth
164 m
Sea-surface temperature
14.8°C
Distance from shore
1.0 km

Across the residency · 5 sightings

measured
Seafloor depth
15 m – 164 m
Sea-surface temperature
8.2°C – 14.8°C
Distance from shore
1.0 km – 3.0 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 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.