Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Gulf of Maine

Partition – Residency

13th sighting in Gulf of Maine
Fluke of Partition
Partition Confirmed in the catalog @7339
Jul 23 – Aug 22, 2023 · Gulf of Maine

Gulf of Maine · Jul – Aug 2023

62 m
Deepest dive
2:34
Longest dive
72
Dives
Sightings
4
Days between first and last sighting
30

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 23, 202382 m—62 m
Jul 24, 202331 m—28 m
Jul 29, 2023174 m—60 m
Aug 22, 202346 m—40 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 23, 2023 — seafloor 82 m (measured), deepest dive 62 m (modelled)Jul 23Jul 24, 2023 — seafloor 31 m (measured), deepest dive 28 m (modelled)Jul 24Jul 29, 2023 — seafloor 174 m (measured), deepest dive 60 m (modelled)Jul 29Aug 22, 2023 — seafloor 46 m (measured), deepest dive 40 m (modelled)Aug 22

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

Dives

62 m
Deepest dive
2:34
Longest dive
72
Dives
19 m
Avg dive depth
4
Sightings
30
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010062 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (82 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 23, 2023

measured
Seafloor depth
82 m
Sea-surface temperature
—
Distance from shore
4.0 km

Across the residency · 4 sightings

measured
Seafloor depth
31 m – 174 m
Sea-surface temperature
—
Distance from shore
4.0 km – 17.0 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.