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

Chablis – Residency

14th sighting in Gulf of Maine
Fluke of Chablis
Chablis Confirmed in the catalog @7803
Jun 27 – Aug 20, 2025 · Gulf of Maine

Gulf of Maine · Jun – Aug 2025

90 m
Deepest dive
3:33
Longest dive
52
Dives
Sightings
4
Days between first and last sighting
54

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 27, 2025183 m—48 m
Jul 18, 202561 m—46 m
Aug 2, 202589 m—70 m
Aug 20, 2025102 m—90 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 27, 2025 — seafloor 183 m (measured), deepest dive 48 m (modelled)Jun 27Jul 18, 2025 — seafloor 61 m (measured), deepest dive 46 m (modelled)Jul 18Aug 2, 2025 — seafloor 89 m (measured), deepest dive 70 m (modelled)Aug 2Aug 20, 2025 — seafloor 102 m (measured), deepest dive 90 m (modelled)Aug 20

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

Dives

90 m
Deepest dive
3:33
Longest dive
52
Dives
24 m
Avg dive depth
4
Sightings
54
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010090 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (102 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 20, 2025

measured
Seafloor depth
102 m
Sea-surface temperature
—
Distance from shore
5.0 km

Across the residency · 4 sightings

measured
Seafloor depth
61 m – 183 m
Sea-surface temperature
—
Distance from shore
4.0 km – 28.0 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.