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

Sanchal – Residency

7th sighting in Gulf of Maine
Fluke of Sanchal
Sanchal Confirmed in the catalog @6598
Aug 9 – 14, 2026 · Gulf of Maine

Cold Water Again This August

Two looks this month, plenty of years behind that green water.

18 m
Deepest dive
1:06
Longest dive
23
Dives
Sightings
2
Days between first and last sighting
5

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 9, 202628 m21.1°C18 m
Aug 14, 202619 m21.5°C16 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
Aug 9, 2026 — seafloor 28 m (measured), deepest dive 18 m (modelled)Aug 9Aug 14, 2026 — seafloor 19 m (measured), deepest dive 16 m (modelled)Aug 14

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

Dives

18 m
Deepest dive
1:06
Longest dive
23
Dives
10 m
Avg dive depth
2
Sightings
5
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255018 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (28 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 9, 2026

measured
Seafloor depth
28 m
Sea-surface temperature
21.1°C
Distance from shore
25.0 km

Across the residency · 2 sightings

measured
Seafloor depth
19 m – 28 m
Sea-surface temperature
21.1°C – 21.5°C
Distance from shore
11.0 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.