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

Jevon – Residency

5th sighting in Kenai Fjords & Resurrection Bay
Fluke of Jevon
Jevon Confirmed in the catalog @15475
Aug 7 – Sep 2, 2018 · Kenai Fjords & Resurrection Bay

Kenai Fjords & Resurrection Bay · Aug – Sep 2018

131 m
Deepest dive
4:22
Longest dive
30
Dives
Sightings
4
Days between first and last sighting
26

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 7, 2018289 m—131 m
Aug 8, 201854 m—39 m
Aug 24, 201861 m—30 m
Sep 2, 2018204 m—82 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 7, 2018 — seafloor 289 m (measured), deepest dive 131 m (modelled)Aug 7Aug 8, 2018 — seafloor 54 m (measured), deepest dive 39 m (modelled)Aug 8Aug 24, 2018 — seafloor 61 m (measured), deepest dive 30 m (modelled)Aug 24Sep 2, 2018 — seafloor 204 m (measured), deepest dive 82 m (modelled)Sep 2

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

Dives

131 m
Deepest dive
4:22
Longest dive
30
Dives
31 m
Avg dive depth
4
Sightings
26
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150131 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (289 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 7, 2018

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

Across the residency · 4 sightings

measured
Seafloor depth
54 m – 289 m
Sea-surface temperature
—
Distance from shore
1.0 km – 3.0 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 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.