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

Cobra – Residency

18th sighting in Kenai Fjords & Resurrection Bay
Fluke of Cobra
Cobra Confirmed in the catalog @6219
Jun 6 – 24, 2025 · Kenai Fjords & Resurrection Bay

Kenai Fjords & Resurrection Bay · Jun 2025

101 m
Deepest dive
3:17
Longest dive
27
Dives
Sightings
3
Days between first and last sighting
19

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 6, 2025198 m7.4°C62 m
Jun 20, 202546 m10.8°C42 m
Jun 24, 2025181 m11.3°C101 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 6, 2025 — seafloor 198 m (measured), deepest dive 62 m (modelled)Jun 6Jun 20, 2025 — seafloor 46 m (measured), deepest dive 42 m (modelled)Jun 20Jun 24, 2025 — seafloor 181 m (measured), deepest dive 101 m (modelled)Jun 24

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

Dives

101 m
Deepest dive
3:17
Longest dive
27
Dives
24 m
Avg dive depth
3
Sightings
19
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150101 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (181 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, 2025

measured
Seafloor depth
181 m
Sea-surface temperature
11.3°C
Distance from shore
4.0 km

Across the residency · 3 sightings

measured
Seafloor depth
46 m – 198 m
Sea-surface temperature
7.4°C – 11.3°C
Distance from shore
2.0 km – 4.0 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 3 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.