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

Iota – Residency

15th sighting in Salish Sea
Fluke of Iota
Iota Confirmed in the catalog @95967
Jun 15 – Aug 7, 2026 · Salish Sea

Green Water Home Turf

Whole summer in these shallows, and I know every current by feel.

120 m
Deepest dive
5:47
Longest dive
78
Dives
Sightings
6
Days between first and last sighting
53
Deepest dive on record
120 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 15, 2026176 m16.0°C110 m
Jun 24, 2026144 m15.6°C120 m
Jul 10, 202696 m13.6°C66 m
Aug 3, 2026157 m15.2°C106 m
Aug 4, 202642 m15.2°C26 m
Aug 7, 2026150 m14.9°C65 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
Jun 15, 2026 — seafloor 176 m (measured), deepest dive 110 m (modelled)Jun 15Jun 24, 2026 — seafloor 144 m (measured), deepest dive 120 m (modelled)Jun 24Jul 10, 2026 — seafloor 96 m (measured), deepest dive 66 m (modelled)Jul 10Aug 3, 2026 — seafloor 157 m (measured), deepest dive 106 m (modelled)Aug 3Aug 4, 2026 — seafloor 42 m (measured), deepest dive 26 m (modelled)Aug 4Aug 7, 2026 — seafloor 150 m (measured), deepest dive 65 m (modelled)Aug 7

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

Dives

120 m
Deepest dive
5:47
Longest dive
78
Dives
26 m
Avg dive depth
6
Sightings
53
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150120 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (144 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 · Jun 24, 2026

measured
Seafloor depth
144 m
Sea-surface temperature
15.6°C
Distance from shore
8.0 km

Across the residency · 6 sightings

measured
Seafloor depth
42 m – 176 m
Sea-surface temperature
13.6°C – 16.0°C
Distance from shore
2.0 km – 9.0 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 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.