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

Handstand – Residency

9th sighting in Gulf of Maine
Fluke of Handstand
Handstand Confirmed in the catalog @7497
Jun 11 – Jul 29, 2023 · Gulf of Maine

Gulf of Maine · Jun – Jul 2023

134 m
Deepest dive
4:29
Longest dive
36
Dives
Sightings
4
Days between first and last sighting
48
Deepest dive on record
134 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 11, 2023100 m—38 m
Jun 20, 202336 m—32 m
Jul 22, 2023123 m—49 m
Jul 29, 2023174 m—134 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 11, 2023 — seafloor 100 m (measured), deepest dive 38 m (modelled)Jun 11Jun 20, 2023 — seafloor 36 m (measured), deepest dive 32 m (modelled)Jun 20Jul 22, 2023 — seafloor 123 m (measured), deepest dive 49 m (modelled)Jul 22Jul 29, 2023 — seafloor 174 m (measured), deepest dive 134 m (modelled)Jul 29

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

Dives

134 m
Deepest dive
4:29
Longest dive
36
Dives
28 m
Avg dive depth
4
Sightings
48
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150134 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (174 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 · Jul 29, 2023

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

Across the residency · 4 sightings

measured
Seafloor depth
36 m – 174 m
Sea-surface temperature
—
Distance from shore
5.0 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.