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

Missile – Residency

8th sighting in Gulf of Maine
Fluke of Missile
Missile Confirmed in the catalog @103988
Jul 24 – Aug 29, 2026 · Gulf of Maine

Whole Late Summer on the Shelf

Weeks of bait right off the shore, and I never had to leave.

49 m
Deepest dive
1:47
Longest dive
63
Dives
Sightings
6
Days between first and last sighting
36

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 24, 202636 m15.8°C25 m
Jul 27, 202633 m17.0°C30 m
Aug 4, 202639 m17.0°C30 m
Aug 5, 202635 m17.1°C28 m
Aug 21, 2026107 m18.3°C49 m
Aug 29, 202617 m17.1°C12 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 24, 2026 — seafloor 36 m (measured), deepest dive 25 m (modelled)Jul 24Jul 27, 2026 — seafloor 33 m (measured), deepest dive 30 m (modelled)Jul 27Aug 4, 2026 — seafloor 39 m (measured), deepest dive 30 m (modelled)Aug 4Aug 5, 2026 — seafloor 35 m (measured), deepest dive 28 m (modelled)Aug 5Aug 21, 2026 — seafloor 107 m (measured), deepest dive 49 m (modelled)Aug 21Aug 29, 2026 — seafloor 17 m (measured), deepest dive 12 m (modelled)Aug 29

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

Dives

49 m
Deepest dive
1:47
Longest dive
63
Dives
15 m
Avg dive depth
6
Sightings
36
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255049 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (107 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
107 m
Sea-surface temperature
18.3°C
Distance from shore
15.0 km

Across the residency · 6 sightings

measured
Seafloor depth
17 m – 107 m
Sea-surface temperature
15.8°C – 18.3°C
Distance from shore
2.0 km – 15.0 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 6 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.