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

Gondolier – Residency

10th sighting in Gulf of Maine
Fluke of Gondolier
Gondolier Confirmed in the catalog @7707
Aug 3 – Oct 6, 2025 · Gulf of Maine

Gulf of Maine · Aug – Oct 2025

44 m
Deepest dive
2:06
Longest dive
68
Dives
Sightings
5
Days between first and last sighting
65

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 3, 202551 m—38 m
Sep 5, 202592 m—44 m
Sep 5, 202551 m—44 m
Sep 11, 202581 m—21 m
Oct 6, 202531 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
Aug 3, 2025 — seafloor 51 m (measured), deepest dive 38 m (modelled)Aug 3Sep 5, 2025 — seafloor 92 m (measured), deepest dive 44 m (modelled)Sep 5Sep 5, 2025 — seafloor 51 m (measured), deepest dive 44 m (modelled)Sep 5Sep 11, 2025 — seafloor 81 m (measured), deepest dive 21 m (modelled)Sep 11Oct 6, 2025 — seafloor 31 m (measured), deepest dive 20 m (modelled)Oct 6

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

Dives

44 m
Deepest dive
2:06
Longest dive
68
Dives
17 m
Avg dive depth
5
Sightings
65
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255044 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (92 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 · Sep 5, 2025

measured
Seafloor depth
92 m
Sea-surface temperature
—
Distance from shore
3.0 km

Across the residency · 5 sightings

measured
Seafloor depth
31 m – 92 m
Sea-surface temperature
—
Distance from shore
3.0 km – 4.0 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 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.