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

Patchwork – Residency

10th sighting in Gulf of Maine
Fluke of Patchwork
Patchwork Confirmed in the catalog @7313
Jul 23 – Aug 21, 2023 · Gulf of Maine

Gulf of Maine · Jul – Aug 2023

62 m
Deepest dive
2:27
Longest dive
25
Dives
Sightings
3
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
Aug 3, 202398 m—42 m
Aug 21, 202380 m—33 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 23Aug 3, 2023 — seafloor 98 m (measured), deepest dive 42 m (modelled)Aug 3Aug 21, 2023 — seafloor 80 m (measured), deepest dive 33 m (modelled)Aug 21

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

Dives

62 m
Deepest dive
2:27
Longest dive
25
Dives
23 m
Avg dive depth
3
Sightings
30
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

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 · 3 sightings

measured
Seafloor depth
80 m – 98 m
Sea-surface temperature
—
Distance from shore
4.0 km – 14.0 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 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.