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

Ziemniak – Residency

16th sighting in Iceland
Fluke of Ziemniak
Ziemniak Confirmed in the catalog @24902
Aug 5 – Oct 27, 2021 · Iceland

Iceland · Aug – Oct 2021

88 m
Deepest dive
3:42
Longest dive
51
Dives
Sightings
6
Days between first and last sighting
83

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 5, 2021145 m11.0°C63 m
Aug 7, 2021109 m11.2°C88 m
Aug 9, 2021109 m12.1°C62 m
Aug 22, 2021115 m11.7°C43 m
Aug 28, 2021181 m12.0°C78 m
Oct 27, 2021103 m5.5°C65 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 5, 2021 — seafloor 145 m (measured), deepest dive 63 m (modelled)Aug 5Aug 7, 2021 — seafloor 109 m (measured), deepest dive 88 m (modelled)Aug 7Aug 9, 2021 — seafloor 109 m (measured), deepest dive 62 m (modelled)Aug 9Aug 22, 2021 — seafloor 115 m (measured), deepest dive 43 m (modelled)Aug 22Aug 28, 2021 — seafloor 181 m (measured), deepest dive 78 m (modelled)Aug 28Oct 27, 2021 — seafloor 103 m (measured), deepest dive 65 m (modelled)Oct 27

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

Dives

88 m
Deepest dive
3:42
Longest dive
51
Dives
25 m
Avg dive depth
6
Sightings
83
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010088 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (109 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 · Aug 7, 2021

measured
Seafloor depth
109 m
Sea-surface temperature
11.2°C
Distance from shore
2.0 km

Across the residency · 6 sightings

measured
Seafloor depth
103 m – 181 m
Sea-surface temperature
5.5°C – 12.1°C
Distance from shore
2.0 km – 8.0 km

Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · 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.