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

Weathervane – Residency

3rd sighting in Gulf of Maine
Fluke of Weathervane
Weathervane Confirmed in the catalog @22592
Jul 14 – Sep 6, 2025 · Gulf of Maine

Gulf of Maine · Jul – Sep 2025

71 m
Deepest dive
3:24
Longest dive
48
Dives
Sightings
4
Days between first and last sighting
54
Deepest dive on record
71 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 14, 202572 m—34 m
Jul 15, 202546 m—34 m
Sep 6, 202526 m—24 m
Sep 6, 202580 m—71 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 14, 2025 — seafloor 72 m (measured), deepest dive 34 m (modelled)Jul 14Jul 15, 2025 — seafloor 46 m (measured), deepest dive 34 m (modelled)Jul 15Sep 6, 2025 — seafloor 26 m (measured), deepest dive 24 m (modelled)Sep 6Sep 6, 2025 — seafloor 80 m (measured), deepest dive 71 m (modelled)Sep 6

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

Dives

71 m
Deepest dive
3:24
Longest dive
48
Dives
18 m
Avg dive depth
4
Sightings
54
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010071 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (80 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 · Sep 6, 2025

measured
Seafloor depth
80 m
Sea-surface temperature
—
Distance from shore
52.0 km

Across the residency · 4 sightings

measured
Seafloor depth
26 m – 80 m
Sea-surface temperature
—
Distance from shore
9.0 km – 52.0 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.