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

Luna - † – Residency

8th sighting in Gulf of Maine
Fluke of Luna -  †
Luna - † Confirmed in the catalog @16935
Jun 28 – Sep 7, 2022 · Gulf of Maine

Gulf of Maine · Jun – Sep 2022

91 m
Deepest dive
4:24
Longest dive
52
Dives
Sightings
4
Days between first and last sighting
71

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 28, 202278 m—60 m
Jul 15, 202230 m—26 m
Jul 27, 202220 m—17 m
Sep 7, 2022101 m—91 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 28, 2022 — seafloor 78 m (measured), deepest dive 60 m (modelled)Jun 28Jul 15, 2022 — seafloor 30 m (measured), deepest dive 26 m (modelled)Jul 15Jul 27, 2022 — seafloor 20 m (measured), deepest dive 17 m (modelled)Jul 27Sep 7, 2022 — seafloor 101 m (measured), deepest dive 91 m (modelled)Sep 7

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

Dives

91 m
Deepest dive
4:24
Longest dive
52
Dives
20 m
Avg dive depth
4
Sightings
71
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010091 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (101 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 7, 2022

measured
Seafloor depth
101 m
Sea-surface temperature
—
Distance from shore
17.0 km

Across the residency · 4 sightings

measured
Seafloor depth
20 m – 101 m
Sea-surface temperature
—
Distance from shore
4.0 km – 17.0 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.