Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Iceland

Marilyn – Residency

4th sighting in Iceland
Fluke of Marilyn
Marilyn Confirmed in the catalog @82775
Jun 11 – Jul 2, 2023 · Iceland

Iceland · Jun – Jul 2023

62 m
Deepest dive
2:42
Longest dive
60
Dives
Sightings
4
Days between first and last sighting
21

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 11, 2023124 m—53 m
Jun 26, 2023186 m—62 m
Jul 2, 202380 m—57 m
Jul 2, 202380 m—61 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 11, 2023 — seafloor 124 m (measured), deepest dive 53 m (modelled)Jun 11Jun 26, 2023 — seafloor 186 m (measured), deepest dive 62 m (modelled)Jun 26Jul 2, 2023 — seafloor 80 m (measured), deepest dive 57 m (modelled)Jul 2Jul 2, 2023 — seafloor 80 m (measured), deepest dive 61 m (modelled)Jul 2

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

Dives

62 m
Deepest dive
2:42
Longest dive
60
Dives
23 m
Avg dive depth
4
Sightings
21
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 (186 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 · Jun 26, 2023

measured
Seafloor depth
186 m
Sea-surface temperature
—
Distance from shore
4.0 km

Across the residency · 4 sightings

measured
Seafloor depth
80 m – 186 m
Sea-surface temperature
—
Distance from shore
2.0 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 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.