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Salish Sea

Zillion – Residency

23rd sighting in Salish Sea
Fluke of Zillion
Zillion Confirmed in the catalog @34648
Jul 4 – Oct 12, 2020 · Salish Sea

Salish Sea · Jul – Oct 2020

137 m
Deepest dive
5:16
Longest dive
235
Dives
Sightings
18
Days between first and last sighting
100

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 4, 2020164 m10.6°C107 m
Jul 6, 2020164 m10.3°C85 m
Jul 8, 2020154 m10.1°C105 m
Jul 9, 2020174 m10.0°C125 m
Jul 11, 202067 m12.0°C46 m
Jul 15, 202078 m12.0°C47 m
Aug 2, 2020138 m11.5°C94 m
Aug 3, 202089 m11.7°C74 m
Aug 7, 202075 m11.3°C59 m
Aug 8, 202098 m11.6°C36 m
Aug 10, 2020178 m13.9°C38 m
Aug 23, 2020192 m11.1°C73 m
Aug 23, 2020199 m11.3°C137 m
Aug 27, 202047 m12.0°C15 m
Sep 20, 202091 m10.7°C32 m
Sep 21, 2020116 m10.4°C71 m
Oct 9, 2020134 m10.5°C80 m
Oct 12, 202099 m10.4°C49 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 4, 2020 — seafloor 164 m (measured), deepest dive 107 m (modelled)Jul 4Jul 6, 2020 — seafloor 164 m (measured), deepest dive 85 m (modelled)Jul 8, 2020 — seafloor 154 m (measured), deepest dive 105 m (modelled)Jul 9, 2020 — seafloor 174 m (measured), deepest dive 125 m (modelled)Jul 9Jul 11, 2020 — seafloor 67 m (measured), deepest dive 46 m (modelled)Jul 15, 2020 — seafloor 78 m (measured), deepest dive 47 m (modelled)Aug 2, 2020 — seafloor 138 m (measured), deepest dive 94 m (modelled)Aug 2Aug 3, 2020 — seafloor 89 m (measured), deepest dive 74 m (modelled)Aug 7, 2020 — seafloor 75 m (measured), deepest dive 59 m (modelled)Aug 8, 2020 — seafloor 98 m (measured), deepest dive 36 m (modelled)Aug 8Aug 10, 2020 — seafloor 178 m (measured), deepest dive 38 m (modelled)Aug 23, 2020 — seafloor 192 m (measured), deepest dive 73 m (modelled)Aug 23, 2020 — seafloor 199 m (measured), deepest dive 137 m (modelled)Aug 23Aug 27, 2020 — seafloor 47 m (measured), deepest dive 15 m (modelled)Sep 20, 2020 — seafloor 91 m (measured), deepest dive 32 m (modelled)Sep 21, 2020 — seafloor 116 m (measured), deepest dive 71 m (modelled)Sep 21Oct 9, 2020 — seafloor 134 m (measured), deepest dive 80 m (modelled)Oct 12, 2020 — seafloor 99 m (measured), deepest dive 49 m (modelled)

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

Dives

137 m
Deepest dive
5:16
Longest dive
235
Dives
28 m
Avg dive depth
18
Sightings
100
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150137 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (199 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 23, 2020

measured
Seafloor depth
199 m
Sea-surface temperature
11.3°C
Distance from shore
7.0 km

Across the residency · 18 sightings

measured
Seafloor depth
47 m – 199 m
Sea-surface temperature
10.0°C – 13.9°C
Distance from shore
1.0 km – 12.0 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 18 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.