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

Gharial – Residency

3rd sighting in Gulf of Maine
Fluke of Gharial
Gharial Confirmed in the catalog @48393
Jun 28 – Sep 12, 2026 · Gulf of Maine

The Whole Shelf Humming

Late summer on the shelf, and the sand banks were absolutely singing with fish.

46 m
Deepest dive
1:53
Longest dive
40
Dives
Sightings
5
Days between first and last sighting
76
Deepest dive on record
46 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 28, 202620 m20.5°C15 m
Jul 14, 202612 m22.6°C10 m
Aug 27, 202657 m20.6°C46 m
Sep 10, 202633 m19.7°C26 m
Sep 12, 202646 m—21 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, 2026 — seafloor 20 m (measured), deepest dive 15 m (modelled)Jun 28Jul 14, 2026 — seafloor 12 m (measured), deepest dive 10 m (modelled)Jul 14Aug 27, 2026 — seafloor 57 m (measured), deepest dive 46 m (modelled)Aug 27Sep 10, 2026 — seafloor 33 m (measured), deepest dive 26 m (modelled)Sep 10Sep 12, 2026 — seafloor 46 m (measured), deepest dive 21 m (modelled)Sep 12

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

Dives

46 m
Deepest dive
1:53
Longest dive
40
Dives
12 m
Avg dive depth
5
Sightings
76
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255046 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (57 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 27, 2026

measured
Seafloor depth
57 m
Sea-surface temperature
20.6°C
Distance from shore
5.0 km

Across the residency · 5 sightings

measured
Seafloor depth
12 m – 57 m
Sea-surface temperature
19.7°C – 22.6°C
Distance from shore
2.0 km – 19.0 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 5 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.