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

Mend – Residency

15th sighting in Gulf of Maine
Fluke of Mend
Mend Confirmed in the catalog @17058
Jun 9 – 23, 2025 · Gulf of Maine

Gulf of Maine · Jun 2025

43 m
Deepest dive
2:57
Longest dive
60
Dives
Sightings
6
Days between first and last sighting
14

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 9, 202528 m—25 m
Jun 13, 202548 m—39 m
Jun 14, 202547 m—43 m
Jun 15, 202543 m—18 m
Jun 22, 202546 m—28 m
Jun 23, 202546 m—22 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 9, 2025 — seafloor 28 m (measured), deepest dive 25 m (modelled)Jun 9Jun 13, 2025 — seafloor 48 m (measured), deepest dive 39 m (modelled)Jun 13Jun 14, 2025 — seafloor 47 m (measured), deepest dive 43 m (modelled)Jun 14Jun 15, 2025 — seafloor 43 m (measured), deepest dive 18 m (modelled)Jun 15Jun 22, 2025 — seafloor 46 m (measured), deepest dive 28 m (modelled)Jun 22Jun 23, 2025 — seafloor 46 m (measured), deepest dive 22 m (modelled)Jun 23

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

Dives

43 m
Deepest dive
2:57
Longest dive
60
Dives
15 m
Avg dive depth
6
Sightings
14
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255043 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (47 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 14, 2025

measured
Seafloor depth
47 m
Sea-surface temperature
—
Distance from shore
10.0 km

Across the residency · 6 sightings

measured
Seafloor depth
28 m – 48 m
Sea-surface temperature
—
Distance from shore
9.0 km – 25.0 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 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.