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

PWF-NP_0454 – Residency

26th sighting in Sitka Sound & Outer Baranof
Fluke of PWF-NP_0454
PWF-NP_0454 Confirmed in the catalog @23039
May 19 – 22, 2023 · Sitka Sound & Outer Baranof

Sitka Sound & Outer Baranof · May 2023

64 m
Deepest dive
2:22
Longest dive
13
Dives
Sightings
2
Days between first and last sighting
3

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 19, 202378 m9.6°C64 m
May 22, 202378 m9.4°C36 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 19, 2023 — seafloor 78 m (measured), deepest dive 64 m (modelled)May 19May 22, 2023 — seafloor 78 m (measured), deepest dive 36 m (modelled)May 22

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

Dives

64 m
Deepest dive
2:22
Longest dive
13
Dives
21 m
Avg dive depth
2
Sightings
3
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010064 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (78 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 · May 19, 2023

measured
Seafloor depth
78 m
Sea-surface temperature
9.6°C
Distance from shore
7.0 km

Across the residency · 2 sightings

measured
Seafloor depth
78 m
Sea-surface temperature
9.4°C – 9.6°C
Distance from shore
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 2 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.