Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Clarence Strait

Zionya – Residency

10th sighting in Clarence Strait
Fluke of Zionya
Zionya Confirmed in the catalog @6367
Jul 28 – Nov 13, 2023 · Clarence Strait

Clarence Strait · Jul – Nov 2023

59 m
Deepest dive
2:38
Longest dive
29
Dives
Sightings
6
Days between first and last sighting
108

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 28, 2023-6 m——
Aug 1, 202370 m—18 m
Aug 24, 202344 m—38 m
Sep 19, 202349 m—30 m
Sep 23, 2023294 m—59 m
Nov 13, 202396 m—56 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 28, 2023 — seafloor -6 m (measured), deepest dive — (modelled)Jul 28Aug 1, 2023 — seafloor 70 m (measured), deepest dive 18 m (modelled)Aug 1Aug 24, 2023 — seafloor 44 m (measured), deepest dive 38 m (modelled)Aug 24Sep 19, 2023 — seafloor 49 m (measured), deepest dive 30 m (modelled)Sep 19Sep 23, 2023 — seafloor 294 m (measured), deepest dive 59 m (modelled)Sep 23Nov 13, 2023 — seafloor 96 m (measured), deepest dive 56 m (modelled)Nov 13

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

Dives

59 m
Deepest dive
2:38
Longest dive
29
Dives
20 m
Avg dive depth
6
Sightings
108
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010059 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (294 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 23, 2023

measured
Seafloor depth
294 m
Sea-surface temperature
—
Distance from shore
1.0 km

Across the residency · 6 sightings

measured
Seafloor depth
-6 m – 294 m
Sea-surface temperature
—
Distance from shore
1.0 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 6 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.