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

Stellar – Residency

3rd sighting in Gulf of Maine
Fluke of Stellar
Stellar Confirmed in the catalog @56756
Jul 25 – Aug 28, 2021 · Gulf of Maine

Gulf of Maine · Jul – Aug 2021

74 m
Deepest dive
2:39
Longest dive
24
Dives
Sightings
3
Days between first and last sighting
34
Deepest dive on record
74 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 25, 2021170 m—43 m
Aug 8, 2021152 m—74 m
Aug 28, 202162 m—20 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 25, 2021 — seafloor 170 m (measured), deepest dive 43 m (modelled)Jul 25Aug 8, 2021 — seafloor 152 m (measured), deepest dive 74 m (modelled)Aug 8Aug 28, 2021 — seafloor 62 m (measured), deepest dive 20 m (modelled)Aug 28

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

Dives

74 m
Deepest dive
2:39
Longest dive
24
Dives
19 m
Avg dive depth
3
Sightings
34
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010074 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (152 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 · Aug 8, 2021

measured
Seafloor depth
152 m
Sea-surface temperature
—
Distance from shore
54.0 km

Across the residency · 3 sightings

measured
Seafloor depth
62 m – 170 m
Sea-surface temperature
—
Distance from shore
9.0 km – 54.0 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 3 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.