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

Grand Manan – Residency

11th sighting in Gulf of Maine
Fluke of Grand Manan
Grand Manan Confirmed in the catalog @7329
Jun 6 – 22, 2024 · Gulf of Maine

Gulf of Maine · Jun 2024

166 m
Deepest dive
5:05
Longest dive
36
Dives
Sightings
4
Days between first and last sighting
16
Deepest dive on record
166 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 6, 2024107 m—70 m
Jun 11, 2024125 m—69 m
Jun 21, 2024187 m—166 m
Jun 22, 202454 m—48 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
Jun 6, 2024 — seafloor 107 m (measured), deepest dive 70 m (modelled)Jun 6Jun 11, 2024 — seafloor 125 m (measured), deepest dive 69 m (modelled)Jun 11Jun 21, 2024 — seafloor 187 m (measured), deepest dive 166 m (modelled)Jun 21Jun 22, 2024 — seafloor 54 m (measured), deepest dive 48 m (modelled)Jun 22

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

Dives

166 m
Deepest dive
5:05
Longest dive
36
Dives
28 m
Avg dive depth
4
Sightings
16
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200166 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (187 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 · Jun 21, 2024

measured
Seafloor depth
187 m
Sea-surface temperature
—
Distance from shore
13.0 km

Across the residency · 4 sightings

measured
Seafloor depth
54 m – 187 m
Sea-surface temperature
—
Distance from shore
6.0 km – 13.0 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.