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

Neptune – Residency

9th sighting in Salish Sea
Fluke of Neptune
Neptune Confirmed in the catalog @14928
May 6 – Sep 6, 2023 · Salish Sea

Salish Sea · May – Sep 2023

122 m
Deepest dive
4:30
Longest dive
41
Dives
Sightings
5
Days between first and last sighting
123

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 6, 202378 m—50 m
May 25, 20237 m—5 m
Jul 10, 2023255 m—122 m
Aug 26, 2023244 m—35 m
Sep 6, 2023234 m—50 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 6, 2023 — seafloor 78 m (measured), deepest dive 50 m (modelled)May 6May 25, 2023 — seafloor 7 m (measured), deepest dive 5 m (modelled)May 25Jul 10, 2023 — seafloor 255 m (measured), deepest dive 122 m (modelled)Jul 10Aug 26, 2023 — seafloor 244 m (measured), deepest dive 35 m (modelled)Aug 26Sep 6, 2023 — seafloor 234 m (measured), deepest dive 50 m (modelled)Sep 6

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

Dives

122 m
Deepest dive
4:30
Longest dive
41
Dives
20 m
Avg dive depth
5
Sightings
123
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150122 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (255 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 10, 2023

measured
Seafloor depth
255 m
Sea-surface temperature
—
Distance from shore
2.0 km

Across the residency · 5 sightings

measured
Seafloor depth
7 m – 255 m
Sea-surface temperature
—
Distance from shore
2.0 km – 4.0 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 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.