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

Fan – Residency

7th sighting in Gulf of Maine
Fluke of Fan
Fan Confirmed in the catalog @4768
Sep 3 – 23, 2018 · Gulf of Maine

Gulf of Maine · Sep 2018

64 m
Deepest dive
2:43
Longest dive
22
Dives
Sightings
3
Days between first and last sighting
20

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Sep 3, 201876 m—64 m
Sep 16, 201874 m—57 m
Sep 23, 201863 m—53 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
Sep 3, 2018 — seafloor 76 m (measured), deepest dive 64 m (modelled)Sep 3Sep 16, 2018 — seafloor 74 m (measured), deepest dive 57 m (modelled)Sep 16Sep 23, 2018 — seafloor 63 m (measured), deepest dive 53 m (modelled)Sep 23

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

Dives

64 m
Deepest dive
2:43
Longest dive
22
Dives
29 m
Avg dive depth
3
Sightings
20
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010064 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (76 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 3, 2018

measured
Seafloor depth
76 m
Sea-surface temperature
—
Distance from shore
17.0 km

Across the residency · 3 sightings

measured
Seafloor depth
63 m – 76 m
Sea-surface temperature
—
Distance from shore
15.0 km – 20.0 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 3 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.