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

Possum – Residency

10th sighting in Kenai Fjords & Resurrection Bay
Fluke of Possum
Possum Confirmed in the catalog @12570
Jul 20 – 29, 2026 · Kenai Fjords & Resurrection Bay

A Good Long Stretch of Water

Caught here so often this month, I barely got to be mysterious.

163 m
Deepest dive
5:21
Longest dive
77
Dives
Sightings
8
Days between first and last sighting
9
Deepest dive on record
163 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 20, 2026289 m11.4°C163 m
Jul 21, 202654 m11.1°C40 m
Jul 25, 202633 m—18 m
Jul 25, 2026180 m11.4°C65 m
Jul 26, 2026-6 m11.4°C—
Jul 27, 202639 m11.3°C35 m
Jul 28, 202616 m—14 m
Jul 29, 2026153 m12.5°C90 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
Jul 20, 2026 — seafloor 289 m (measured), deepest dive 163 m (modelled)Jul 20Jul 21, 2026 — seafloor 54 m (measured), deepest dive 40 m (modelled)Jul 21Jul 25, 2026 — seafloor 33 m (measured), deepest dive 18 m (modelled)Jul 25Jul 25, 2026 — seafloor 180 m (measured), deepest dive 65 m (modelled)Jul 25Jul 26, 2026 — seafloor -6 m (measured), deepest dive — (modelled)Jul 26Jul 27, 2026 — seafloor 39 m (measured), deepest dive 35 m (modelled)Jul 27Jul 28, 2026 — seafloor 16 m (measured), deepest dive 14 m (modelled)Jul 28Jul 29, 2026 — seafloor 153 m (measured), deepest dive 90 m (modelled)Jul 29

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

Dives

163 m
Deepest dive
5:21
Longest dive
77
Dives
21 m
Avg dive depth
8
Sightings
9
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0100200163 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 · Jul 20, 2026

measured
Seafloor depth
289 m
Sea-surface temperature
11.4°C
Distance from shore
1.0 km

Across the residency · 8 sightings

measured
Seafloor depth
-6 m – 289 m
Sea-surface temperature
11.1°C – 12.5°C
Distance from shore
1.0 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 8 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.