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

Chromosome – Residency

16th sighting in Gulf of Maine
Fluke of Chromosome
Chromosome Confirmed in the catalog @11155
Aug 27 – Nov 2, 2024 · Gulf of Maine

Gulf of Maine · Aug – Nov 2024

62 m
Deepest dive
3:03
Longest dive
40
Dives
Sightings
4
Days between first and last sighting
67

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 27, 202458 m—45 m
Sep 14, 202470 m—62 m
Oct 27, 202451 m—36 m
Nov 2, 202438 m—19 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 27, 2024 — seafloor 58 m (measured), deepest dive 45 m (modelled)Aug 27Sep 14, 2024 — seafloor 70 m (measured), deepest dive 62 m (modelled)Sep 14Oct 27, 2024 — seafloor 51 m (measured), deepest dive 36 m (modelled)Oct 27Nov 2, 2024 — seafloor 38 m (measured), deepest dive 19 m (modelled)Nov 2

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

Dives

62 m
Deepest dive
3:03
Longest dive
40
Dives
19 m
Avg dive depth
4
Sightings
67
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010062 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (70 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 14, 2024

measured
Seafloor depth
70 m
Sea-surface temperature
—
Distance from shore
23.0 km

Across the residency · 4 sightings

measured
Seafloor depth
38 m – 70 m
Sea-surface temperature
—
Distance from shore
4.0 km – 23.0 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.