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

Magnus the Magnificent – Residency

17th sighting in Iceland
Fluke of Magnus the Magnificent
Magnus the Magnificent Confirmed in the catalog @15787
Jul 29 – Aug 9, 2023 · Iceland

Iceland · Jul – Aug 2023

121 m
Deepest dive
5:25
Longest dive
119
Dives
Sightings
6
Days between first and last sighting
11
Deepest dive on record
121 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 29, 2023178 m—121 m
Jul 30, 2023156 m—111 m
Aug 2, 2023149 m—67 m
Aug 6, 2023149 m—80 m
Aug 7, 2023149 m—81 m
Aug 9, 2023149 m—43 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
Jul 29, 2023 — seafloor 178 m (measured), deepest dive 121 m (modelled)Jul 29Jul 30, 2023 — seafloor 156 m (measured), deepest dive 111 m (modelled)Jul 30Aug 2, 2023 — seafloor 149 m (measured), deepest dive 67 m (modelled)Aug 2Aug 6, 2023 — seafloor 149 m (measured), deepest dive 80 m (modelled)Aug 6Aug 7, 2023 — seafloor 149 m (measured), deepest dive 81 m (modelled)Aug 7Aug 9, 2023 — seafloor 149 m (measured), deepest dive 43 m (modelled)Aug 9

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

Dives

121 m
Deepest dive
5:25
Longest dive
119
Dives
24 m
Avg dive depth
6
Sightings
11
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150121 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (178 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 · Jul 29, 2023

measured
Seafloor depth
178 m
Sea-surface temperature
—
Distance from shore
6.0 km

Across the residency · 6 sightings

measured
Seafloor depth
149 m – 178 m
Sea-surface temperature
—
Distance from shore
6.0 km – 8.0 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 6 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.