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

Motley – Residency

6th sighting in Gulf of Maine
Fluke of Motley
Motley Confirmed in the catalog @10664
Aug 13 – Sep 27, 2025 · Gulf of Maine

Gulf of Maine · Aug – Sep 2025

67 m
Deepest dive
3:15
Longest dive
31
Dives
Sightings
4
Days between first and last sighting
45

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 13, 202588 m—67 m
Aug 31, 20253 m—3 m
Sep 1, 202547 m—29 m
Sep 27, 202576 m—49 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 13, 2025 — seafloor 88 m (measured), deepest dive 67 m (modelled)Aug 13Aug 31, 2025 — seafloor 3 m (measured), deepest dive 3 m (modelled)Aug 31Sep 1, 2025 — seafloor 47 m (measured), deepest dive 29 m (modelled)Sep 1Sep 27, 2025 — seafloor 76 m (measured), deepest dive 49 m (modelled)Sep 27

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

Dives

67 m
Deepest dive
3:15
Longest dive
31
Dives
17 m
Avg dive depth
4
Sightings
45
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010067 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (88 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 13, 2025

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

Across the residency · 4 sightings

measured
Seafloor depth
3 m – 88 m
Sea-surface temperature
—
Distance from shore
1.0 km – 8.0 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.