Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Kenai Fjords & Resurrection Bay

Cobra – Residency

21st sighting in Kenai Fjords & Resurrection Bay
Fluke of Cobra
Cobra Confirmed in the catalog @6219
Jun 19 – Jul 22, 2026 · Kenai Fjords & Resurrection Bay

New Water, Good Water

Never worked this sound before — turns out it knows me too.

44 m
Deepest dive
2:01
Longest dive
25
Dives
Sightings
4
Days between first and last sighting
33

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 19, 2026119 m8.1°C28 m
Jul 11, 202687 m11.5°C44 m
Jul 20, 202661 m11.5°C44 m
Jul 22, 202626 m—20 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 19, 2026 — seafloor 119 m (measured), deepest dive 28 m (modelled)Jun 19Jul 11, 2026 — seafloor 87 m (measured), deepest dive 44 m (modelled)Jul 11Jul 20, 2026 — seafloor 61 m (measured), deepest dive 44 m (modelled)Jul 20Jul 22, 2026 — seafloor 26 m (measured), deepest dive 20 m (modelled)Jul 22

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

Dives

44 m
Deepest dive
2:01
Longest dive
25
Dives
18 m
Avg dive depth
4
Sightings
33
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255044 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (61 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 · Jul 20, 2026

measured
Seafloor depth
61 m
Sea-surface temperature
11.5°C
Distance from shore
1.0 km

Across the residency · 4 sightings

measured
Seafloor depth
26 m – 119 m
Sea-surface temperature
8.1°C – 11.5°C
Distance from shore
1.0 km – 2.0 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 4 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.