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

Milkweed – Residency

2nd sighting in Gulf of Maine
Fluke of Milkweed
Milkweed Confirmed in the catalog @14868
Jul 14 – Sep 30, 2009 · Gulf of Maine

Gulf of Maine · Jul – Sep 2009

—
Deepest dive
—
Longest dive
—
Dives
Sightings
2
Days between first and last sighting
78

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 14, 200928 m16.8°C—
Sep 30, 200941 m15.8°C—

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, 2009 — seafloor 28 m (measured), deepest dive — (modelled)Jul 14Sep 30, 2009 — seafloor 41 m (measured), deepest dive — (modelled)Sep 30

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

Dives

—
Deepest dive
—
Longest dive
—
Dives
—
Avg dive depth
2
Sightings
78
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
02550startdive sequence (illustrative)

Modelled from the published dive-behaviour distribution. 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 30, 2009

measured
Seafloor depth
41 m
Sea-surface temperature
15.8°C
Distance from shore
8.0 km

Across the residency · 2 sightings

measured
Seafloor depth
28 m – 41 m
Sea-surface temperature
15.8°C – 16.8°C
Distance from shore
8.0 km – 25.0 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 2 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.