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

Tusk – Residency

13th sighting in Gulf of Maine
Fluke of Tusk
Tusk Confirmed in the catalog @7307
Jun 5 – Sep 6, 2024 · Gulf of Maine

Gulf of Maine · Jun – Sep 2024

108 m
Deepest dive
4:36
Longest dive
116
Dives
Sightings
8
Days between first and last sighting
93
Deepest dive on record
108 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 5, 202436 m—31 m
Jun 6, 2024107 m—43 m
Jun 15, 2024126 m—108 m
Jun 28, 202461 m—44 m
Jul 1, 202498 m—49 m
Jul 2, 202473 m—66 m
Aug 26, 202467 m—36 m
Sep 6, 202465 m—34 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 5, 2024 — seafloor 36 m (measured), deepest dive 31 m (modelled)Jun 5Jun 6, 2024 — seafloor 107 m (measured), deepest dive 43 m (modelled)Jun 6Jun 15, 2024 — seafloor 126 m (measured), deepest dive 108 m (modelled)Jun 15Jun 28, 2024 — seafloor 61 m (measured), deepest dive 44 m (modelled)Jun 28Jul 1, 2024 — seafloor 98 m (measured), deepest dive 49 m (modelled)Jul 1Jul 2, 2024 — seafloor 73 m (measured), deepest dive 66 m (modelled)Jul 2Aug 26, 2024 — seafloor 67 m (measured), deepest dive 36 m (modelled)Aug 26Sep 6, 2024 — seafloor 65 m (measured), deepest dive 34 m (modelled)Sep 6

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

Dives

108 m
Deepest dive
4:36
Longest dive
116
Dives
24 m
Avg dive depth
8
Sightings
93
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150108 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (126 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 15, 2024

measured
Seafloor depth
126 m
Sea-surface temperature
—
Distance from shore
7.0 km

Across the residency · 8 sightings

measured
Seafloor depth
36 m – 126 m
Sea-surface temperature
—
Distance from shore
2.0 km – 7.0 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 8 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.