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Iceland

Piero – Residency

85th sighting in Iceland
Fluke of Piero
Piero Confirmed in the catalog @98218
Apr 12 – Oct 22, 2026 · Iceland

A Long Good Stretch

Cliffs, cold water, plenty of company — this run had it all.

152 m
Deepest dive
5:04
Longest dive
377
Dives
Sightings
31
Days between first and last sighting
193

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Apr 12, 202626 m3.3°C20 m
Apr 12, 202681 m3.3°C56 m
Apr 22, 202615 m4.7°C12 m
Apr 22, 202687 m4.7°C64 m
Apr 27, 202687 m4.9°C53 m
May 2, 202673 m4.1°C57 m
May 2, 202668 m4.0°C38 m
May 13, 202668 m5.3°C49 m
May 18, 202640 m6.1°C35 m
May 19, 202667 m6.1°C43 m
May 26, 202693 m6.9°C51 m
May 27, 202693 m6.9°C54 m
Jun 6, 2026192 m7.5°C152 m
Jun 18, 2026163 m7.6°C28 m
Jun 28, 202622 m8.3°C17 m
Jul 1, 202638 m8.6°C30 m
Jul 2, 202641 m8.8°C27 m
Jul 3, 202621 m9.1°C15 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
Apr 12, 2026 — seafloor 26 m (measured), deepest dive 20 m (modelled)Apr 12Apr 12, 2026 — seafloor 81 m (measured), deepest dive 56 m (modelled)Apr 22, 2026 — seafloor 15 m (measured), deepest dive 12 m (modelled)Apr 22, 2026 — seafloor 87 m (measured), deepest dive 64 m (modelled)Apr 27, 2026 — seafloor 87 m (measured), deepest dive 53 m (modelled)May 2, 2026 — seafloor 73 m (measured), deepest dive 57 m (modelled)May 2, 2026 — seafloor 68 m (measured), deepest dive 38 m (modelled)May 2May 13, 2026 — seafloor 68 m (measured), deepest dive 49 m (modelled)May 18, 2026 — seafloor 40 m (measured), deepest dive 35 m (modelled)May 19, 2026 — seafloor 67 m (measured), deepest dive 43 m (modelled)May 26, 2026 — seafloor 93 m (measured), deepest dive 51 m (modelled)May 27, 2026 — seafloor 93 m (measured), deepest dive 54 m (modelled)Jun 6, 2026 — seafloor 192 m (measured), deepest dive 152 m (modelled)Jun 6Jun 18, 2026 — seafloor 163 m (measured), deepest dive 28 m (modelled)Jun 28, 2026 — seafloor 22 m (measured), deepest dive 17 m (modelled)Jul 1, 2026 — seafloor 38 m (measured), deepest dive 30 m (modelled)Jul 2, 2026 — seafloor 41 m (measured), deepest dive 27 m (modelled)Jul 3, 2026 — seafloor 21 m (measured), deepest dive 15 m (modelled)Jul 4, 2026 — seafloor 50 m (measured), deepest dive 35 m (modelled)Jul 4Jul 23, 2026 — seafloor 37 m (measured), deepest dive 20 m (modelled)Jul 24, 2026 — seafloor 38 m (measured), deepest dive 33 m (modelled)Aug 10, 2026 — seafloor 105 m (measured), deepest dive 89 m (modelled)Aug 11, 2026 — seafloor 149 m (measured), deepest dive 113 m (modelled)Aug 12, 2026 — seafloor 28 m (measured), deepest dive 26 m (modelled)Aug 13, 2026 — seafloor 52 m (measured), deepest dive 46 m (modelled)Aug 13Sep 6, 2026 — seafloor 51 m (measured), deepest dive 46 m (modelled)Sep 30, 2026 — seafloor 88 m (measured), deepest dive 67 m (modelled)Oct 1, 2026 — seafloor 88 m (measured), deepest dive 68 m (modelled)Oct 6, 2026 — seafloor 88 m (measured), deepest dive 77 m (modelled)Oct 21, 2026 — seafloor 72 m (measured), deepest dive 38 m (modelled)Oct 22, 2026 — seafloor 95 m (measured), deepest dive 75 m (modelled)Oct 22

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

Dives

152 m
Deepest dive
5:04
Longest dive
377
Dives
21 m
Avg dive depth
31
Sightings
193
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0100200152 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (192 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 6, 2026

measured
Seafloor depth
192 m
Sea-surface temperature
7.5°C
Distance from shore
4.0 km

Across the residency · 31 sightings

measured
Seafloor depth
15 m – 192 m
Sea-surface temperature
3.3°C – 9.4°C
Distance from shore
1.0 km – 7.0 km

Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 31 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.