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

Pyramid – Residency

37th sighting in Salish Sea
Fluke of Pyramid
Pyramid Confirmed in the catalog @4623
Sep 8 – Oct 15, 2021 · Salish Sea

Salish Sea September

The familiar currents called me back for another autumn feast.

52 m
Deepest dive
1:46
Longest dive
20
Dives
Sightings
2
Days between first and last sighting
37

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Sep 8, 2021183 m11.8°C52 m
Oct 15, 202151 m9.6°C20 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
Sep 8, 2021 — seafloor 183 m (measured), deepest dive 52 m (modelled)Sep 8Oct 15, 2021 — seafloor 51 m (measured), deepest dive 20 m (modelled)Oct 15

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

Dives

52 m
Deepest dive
1:46
Longest dive
20
Dives
16 m
Avg dive depth
2
Sightings
37
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010052 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (183 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 · Sep 8, 2021

measured
Seafloor depth
183 m
Sea-surface temperature
11.8°C
Distance from shore
9.0 km

Across the residency · 2 sightings

measured
Seafloor depth
51 m – 183 m
Sea-surface temperature
9.6°C – 11.8°C
Distance from shore
3.0 km – 9.0 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.