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

Reception – Residency

7th sighting in Gulf of Maine
Fluke of Reception
Reception Confirmed in the catalog @125690
Jul 18 – Oct 2, 2026 · Gulf of Maine

Antennas Up, Signal Strong

Late summer light, cold water, and every fluke-up reads me loud and clear.

99 m
Deepest dive
2:57
Longest dive
29
Dives
Sightings
5
Days between first and last sighting
76
Deepest dive on record
99 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 18, 202692 m11.7°C44 m
Aug 21, 2026151 m16.4°C99 m
Sep 11, 202619 m15.5°C17 m
Sep 19, 2026104 m—24 m
Oct 2, 2026146 m—38 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 18, 2026 — seafloor 92 m (measured), deepest dive 44 m (modelled)Jul 18Aug 21, 2026 — seafloor 151 m (measured), deepest dive 99 m (modelled)Aug 21Sep 11, 2026 — seafloor 19 m (measured), deepest dive 17 m (modelled)Sep 11Sep 19, 2026 — seafloor 104 m (measured), deepest dive 24 m (modelled)Sep 19Oct 2, 2026 — seafloor 146 m (measured), deepest dive 38 m (modelled)Oct 2

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

Dives

99 m
Deepest dive
2:57
Longest dive
29
Dives
19 m
Avg dive depth
5
Sightings
76
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010099 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (151 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 21, 2026

measured
Seafloor depth
151 m
Sea-surface temperature
16.4°C
Distance from shore
27.0 km

Across the residency · 5 sightings

measured
Seafloor depth
19 m – 151 m
Sea-surface temperature
11.7°C – 16.4°C
Distance from shore
1.0 km – 52.0 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 5 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.