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Salish Sea

Zillion – Residency

63rd sighting in Salish Sea
Fluke of Zillion
Zillion Confirmed in the catalog @34648
Sep 1 – Oct 28, 2024 · Salish Sea

Salish Sea · Sep – Oct 2024

106 m
Deepest dive
3:28
Longest dive
249
Dives
Sightings
21
Days between first and last sighting
57

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Sep 1, 2024193 m16.2°C71 m
Sep 5, 202448 m18.4°C30 m
Sep 12, 2024118 m14.1°C30 m
Sep 21, 2024165 m14.1°C106 m
Sep 22, 202493 m14.4°C32 m
Sep 23, 2024104 m14.1°C60 m
Sep 23, 202494 m14.2°C80 m
Sep 27, 202458 m13.5°C24 m
Sep 28, 202493 m10.9°C62 m
Sep 28, 202484 m11.0°C55 m
Sep 28, 202485 m10.9°C67 m
Oct 1, 2024129 m10.9°C78 m
Oct 9, 202464 m10.3°C57 m
Oct 9, 2024147 m10.4°C69 m
Oct 10, 202457 m10.3°C39 m
Oct 12, 202492 m10.7°C67 m
Oct 18, 202446 m13.2°C35 m
Oct 22, 2024167 m10.6°C57 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 1, 2024 — seafloor 193 m (measured), deepest dive 71 m (modelled)Sep 1Sep 5, 2024 — seafloor 48 m (measured), deepest dive 30 m (modelled)Sep 12, 2024 — seafloor 118 m (measured), deepest dive 30 m (modelled)Sep 21, 2024 — seafloor 165 m (measured), deepest dive 106 m (modelled)Sep 22, 2024 — seafloor 93 m (measured), deepest dive 32 m (modelled)Sep 22Sep 23, 2024 — seafloor 104 m (measured), deepest dive 60 m (modelled)Sep 23, 2024 — seafloor 94 m (measured), deepest dive 80 m (modelled)Sep 27, 2024 — seafloor 58 m (measured), deepest dive 24 m (modelled)Sep 28, 2024 — seafloor 93 m (measured), deepest dive 62 m (modelled)Sep 28Sep 28, 2024 — seafloor 84 m (measured), deepest dive 55 m (modelled)Sep 28, 2024 — seafloor 85 m (measured), deepest dive 67 m (modelled)Oct 1, 2024 — seafloor 129 m (measured), deepest dive 78 m (modelled)Oct 9, 2024 — seafloor 64 m (measured), deepest dive 57 m (modelled)Oct 9Oct 9, 2024 — seafloor 147 m (measured), deepest dive 69 m (modelled)Oct 10, 2024 — seafloor 57 m (measured), deepest dive 39 m (modelled)Oct 12, 2024 — seafloor 92 m (measured), deepest dive 67 m (modelled)Oct 18, 2024 — seafloor 46 m (measured), deepest dive 35 m (modelled)Oct 18Oct 22, 2024 — seafloor 167 m (measured), deepest dive 57 m (modelled)Oct 22, 2024 — seafloor 74 m (measured), deepest dive 62 m (modelled)Oct 24, 2024 — seafloor 132 m (measured), deepest dive 98 m (modelled)Oct 28, 2024 — seafloor 30 m (measured), deepest dive 21 m (modelled)Oct 28

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

Dives

106 m
Deepest dive
3:28
Longest dive
249
Dives
23 m
Avg dive depth
21
Sightings
57
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150106 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (165 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 21, 2024

measured
Seafloor depth
165 m
Sea-surface temperature
14.1°C
Distance from shore
6.0 km

Across the residency · 21 sightings

measured
Seafloor depth
30 m – 193 m
Sea-surface temperature
9.5°C – 18.4°C
Distance from shore
2.0 km – 13.0 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 21 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.