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

HW-MN0420291 – Residency

3rd sighting in Prince William Sound
Fluke of HW-MN0420291
HW-MN0420291 Confirmed in the catalog @6206
May 21 – Aug 1, 2004 · Prince William Sound

Prince William Sound · May – Aug 2004

68 m
Deepest dive
2:17
Longest dive
26
Dives
Sightings
3
Days between first and last sighting
72

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
May 21, 2004169 m—37 m
Jul 21, 200487 m—26 m
Aug 1, 200496 m—68 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 21, 2004 — seafloor 169 m (measured), deepest dive 37 m (modelled)May 21Jul 21, 2004 — seafloor 87 m (measured), deepest dive 26 m (modelled)Jul 21Aug 1, 2004 — seafloor 96 m (measured), deepest dive 68 m (modelled)Aug 1

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

Dives

68 m
Deepest dive
2:17
Longest dive
26
Dives
18 m
Avg dive depth
3
Sightings
72
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010068 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (96 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 1, 2004

measured
Seafloor depth
96 m
Sea-surface temperature
—
Distance from shore
4.0 km

Across the residency · 3 sightings

measured
Seafloor depth
87 m – 169 m
Sea-surface temperature
—
Distance from shore
3.0 km – 6.0 km

Sources: GEBCO seafloor grid · PacIOOS coastline distance

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

Source records

This activity is assembled from 3 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.