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

Leto – Residency

7th sighting in Chukotka
Fluke of Leto
Leto Confirmed in the catalog @52665
Aug 2 – 22, 2022 · Chukotka

Chukotka · Aug 2022

26 m
Deepest dive
1:31
Longest dive
46
Dives
Sightings
5
Days between first and last sighting
20

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 2, 202230 m—26 m
Aug 5, 202230 m—22 m
Aug 11, 202230 m—18 m
Aug 21, 202230 m—25 m
Aug 22, 202230 m—22 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
Aug 2, 2022 — seafloor 30 m (measured), deepest dive 26 m (modelled)Aug 2Aug 5, 2022 — seafloor 30 m (measured), deepest dive 22 m (modelled)Aug 5Aug 11, 2022 — seafloor 30 m (measured), deepest dive 18 m (modelled)Aug 11Aug 21, 2022 — seafloor 30 m (measured), deepest dive 25 m (modelled)Aug 21Aug 22, 2022 — seafloor 30 m (measured), deepest dive 22 m (modelled)Aug 22

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

Dives

26 m
Deepest dive
1:31
Longest dive
46
Dives
12 m
Avg dive depth
5
Sightings
20
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255026 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (30 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 2, 2022

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

Across the residency · 5 sightings

measured
Seafloor depth
30 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 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.