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

Iota – Residency

5th sighting in Salish Sea
Fluke of Iota
Iota Confirmed in the catalog @95967
May 23 – Sep 1, 2023 · Salish Sea

Salish Sea · May – Sep 2023

75 m
Deepest dive
3:44
Longest dive
37
Dives
Sightings
5
Days between first and last sighting
101

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 23, 202379 m—65 m
May 23, 202395 m—75 m
Jun 6, 2023132 m—65 m
Jun 7, 2023115 m—56 m
Sep 1, 2023153 m—31 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
May 23, 2023 — seafloor 79 m (measured), deepest dive 65 m (modelled)May 23May 23, 2023 — seafloor 95 m (measured), deepest dive 75 m (modelled)May 23Jun 6, 2023 — seafloor 132 m (measured), deepest dive 65 m (modelled)Jun 6Jun 7, 2023 — seafloor 115 m (measured), deepest dive 56 m (modelled)Jun 7Sep 1, 2023 — seafloor 153 m (measured), deepest dive 31 m (modelled)Sep 1

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

Dives

75 m
Deepest dive
3:44
Longest dive
37
Dives
28 m
Avg dive depth
5
Sightings
101
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010075 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (95 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 · May 23, 2023

measured
Seafloor depth
95 m
Sea-surface temperature
—
Distance from shore
11.0 km

Across the residency · 5 sightings

measured
Seafloor depth
79 m – 153 m
Sea-surface temperature
—
Distance from shore
2.0 km – 13.0 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 5 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.