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

Twinning – Residency

8th sighting in Salish Sea
Fluke of Twinning
Twinning Confirmed in the catalog @6551
Oct 20 – Nov 3, 2019 · Salish Sea

Salish Sea · Oct – Nov 2019

75 m
Deepest dive
3:10
Longest dive
67
Dives
Sightings
8
Days between first and last sighting
14

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Oct 20, 2019109 m—51 m
Oct 24, 201988 m—75 m
Oct 26, 201987 m—74 m
Oct 30, 201999 m—41 m
Oct 31, 201975 m—40 m
Nov 1, 2019101 m—32 m
Nov 2, 201975 m—63 m
Nov 3, 201945 m—40 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
Oct 20, 2019 — seafloor 109 m (measured), deepest dive 51 m (modelled)Oct 20Oct 24, 2019 — seafloor 88 m (measured), deepest dive 75 m (modelled)Oct 24Oct 26, 2019 — seafloor 87 m (measured), deepest dive 74 m (modelled)Oct 26Oct 30, 2019 — seafloor 99 m (measured), deepest dive 41 m (modelled)Oct 30Oct 31, 2019 — seafloor 75 m (measured), deepest dive 40 m (modelled)Oct 31Nov 1, 2019 — seafloor 101 m (measured), deepest dive 32 m (modelled)Nov 1Nov 2, 2019 — seafloor 75 m (measured), deepest dive 63 m (modelled)Nov 2Nov 3, 2019 — seafloor 45 m (measured), deepest dive 40 m (modelled)Nov 3

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

Dives

75 m
Deepest dive
3:10
Longest dive
67
Dives
22 m
Avg dive depth
8
Sightings
14
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010075 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (88 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 · Oct 24, 2019

measured
Seafloor depth
88 m
Sea-surface temperature
—
Distance from shore
6.0 km

Across the residency · 8 sightings

measured
Seafloor depth
45 m – 109 m
Sea-surface temperature
—
Distance from shore
3.0 km – 12.0 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 8 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.