Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Lynn Canal & Stephens Passage

Cornucopia – Residency

20th sighting in Lynn Canal & Stephens Passage
Fluke of Cornucopia
Cornucopia Confirmed in the catalog @16917
Jul 20 – 22, 2016 · Lynn Canal & Stephens Passage

Lynn Canal & Stephens Passage · Jul 2016

60 m
Deepest dive
2:39
Longest dive
47
Dives
Sightings
2
Days between first and last sighting
1

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 20, 201643 m15.5°C21 m
Jul 22, 201672 m14.8°C60 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
Jul 20, 2016 — seafloor 43 m (measured), deepest dive 21 m (modelled)Jul 20Jul 22, 2016 — seafloor 72 m (measured), deepest dive 60 m (modelled)Jul 22

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

Dives

60 m
Deepest dive
2:39
Longest dive
47
Dives
18 m
Avg dive depth
2
Sightings
1
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010060 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (72 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 · Jul 22, 2016

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

Across the residency · 2 sightings

measured
Seafloor depth
43 m – 72 m
Sea-surface temperature
14.8°C – 15.5°C
Distance from shore
1.0 km – 2.0 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.