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

Morrison – Residency

2nd sighting in Chukotka
Fluke of Morrison
Morrison Confirmed in the catalog @130925
Aug 12 – Sep 2, 2024 · Chukotka

Chukotka · Aug – Sep 2024

63 m
Deepest dive
2:17
Longest dive
36
Dives
Sightings
2
Days between first and last sighting
21
Deepest dive on record
63 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 12, 202473 m6.6°C63 m
Sep 2, 202477 m6.4°C40 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 12, 2024 — seafloor 73 m (measured), deepest dive 63 m (modelled)Aug 12Sep 2, 2024 — seafloor 77 m (measured), deepest dive 40 m (modelled)Sep 2

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

Dives

63 m
Deepest dive
2:17
Longest dive
36
Dives
24 m
Avg dive depth
2
Sightings
21
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010063 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (73 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 12, 2024

measured
Seafloor depth
73 m
Sea-surface temperature
6.6°C
Distance from shore
4.0 km

Across the residency · 2 sightings

measured
Seafloor depth
73 m – 77 m
Sea-surface temperature
6.4°C – 6.6°C
Distance from shore
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 2 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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