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

Tadpole – Residency

18th sighting in Iceland
Fluke of Tadpole
Tadpole Confirmed in the catalog @38340
Aug 4 – Sep 1, 2020 · Iceland

Iceland · Aug – Sep 2020

169 m
Deepest dive
5:55
Longest dive
172
Dives
Sightings
13
Days between first and last sighting
28
Deepest dive on record
169 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 4, 2020159 m—87 m
Aug 6, 2020190 m—60 m
Aug 11, 202092 m—43 m
Aug 12, 2020169 m—117 m
Aug 16, 2020181 m—127 m
Aug 17, 2020205 m—113 m
Aug 19, 2020206 m—153 m
Aug 22, 2020157 m—124 m
Aug 23, 2020151 m—47 m
Aug 24, 2020211 m—73 m
Aug 26, 2020207 m—169 m
Aug 28, 2020127 m—113 m
Sep 1, 2020109 m—20 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 4, 2020 — seafloor 159 m (measured), deepest dive 87 m (modelled)Aug 4Aug 6, 2020 — seafloor 190 m (measured), deepest dive 60 m (modelled)Aug 11, 2020 — seafloor 92 m (measured), deepest dive 43 m (modelled)Aug 12, 2020 — seafloor 169 m (measured), deepest dive 117 m (modelled)Aug 12Aug 16, 2020 — seafloor 181 m (measured), deepest dive 127 m (modelled)Aug 17, 2020 — seafloor 205 m (measured), deepest dive 113 m (modelled)Aug 19, 2020 — seafloor 206 m (measured), deepest dive 153 m (modelled)Aug 19Aug 22, 2020 — seafloor 157 m (measured), deepest dive 124 m (modelled)Aug 23, 2020 — seafloor 151 m (measured), deepest dive 47 m (modelled)Aug 24, 2020 — seafloor 211 m (measured), deepest dive 73 m (modelled)Aug 24Aug 26, 2020 — seafloor 207 m (measured), deepest dive 169 m (modelled)Aug 28, 2020 — seafloor 127 m (measured), deepest dive 113 m (modelled)Sep 1, 2020 — seafloor 109 m (measured), deepest dive 20 m (modelled)Sep 1

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

Dives

169 m
Deepest dive
5:55
Longest dive
172
Dives
31 m
Avg dive depth
13
Sightings
28
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0100200169 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (207 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 26, 2020

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

Across the residency · 13 sightings

measured
Seafloor depth
92 m – 211 m
Sea-surface temperature
—
Distance from shore
2.0 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 13 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.