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Iceland

Jerome – Residency

23rd sighting in Iceland
Fluke of Jerome
Jerome Confirmed in the catalog @91260
May 4 – Sep 25, 2025 · Iceland

Iceland · May – Sep 2025

50 m
Deepest dive
2:14
Longest dive
229
Dives
Sightings
22
Days between first and last sighting
144
Deepest dive on record
50 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 4, 202535 m—31 m
May 4, 202529 m—24 m
May 7, 202542 m—25 m
May 7, 202535 m—31 m
May 18, 202526 m—22 m
May 19, 202527 m—23 m
May 21, 202553 m—15 m
May 21, 202526 m—24 m
Jun 22, 202544 m—28 m
Jun 23, 202548 m—38 m
Jun 24, 202573 m—47 m
Jun 26, 202545 m—16 m
Jul 1, 202526 m—11 m
Jul 3, 202594 m—43 m
Jul 23, 202536 m—33 m
Jul 28, 202546 m—41 m
Jul 29, 202553 m—43 m
Aug 20, 202526 m—23 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
May 4, 2025 — seafloor 35 m (measured), deepest dive 31 m (modelled)May 4May 4, 2025 — seafloor 29 m (measured), deepest dive 24 m (modelled)May 7, 2025 — seafloor 42 m (measured), deepest dive 25 m (modelled)May 7, 2025 — seafloor 35 m (measured), deepest dive 31 m (modelled)May 18, 2025 — seafloor 26 m (measured), deepest dive 22 m (modelled)May 18May 19, 2025 — seafloor 27 m (measured), deepest dive 23 m (modelled)May 21, 2025 — seafloor 53 m (measured), deepest dive 15 m (modelled)May 21, 2025 — seafloor 26 m (measured), deepest dive 24 m (modelled)Jun 22, 2025 — seafloor 44 m (measured), deepest dive 28 m (modelled)Jun 22Jun 23, 2025 — seafloor 48 m (measured), deepest dive 38 m (modelled)Jun 24, 2025 — seafloor 73 m (measured), deepest dive 47 m (modelled)Jun 26, 2025 — seafloor 45 m (measured), deepest dive 16 m (modelled)Jul 1, 2025 — seafloor 26 m (measured), deepest dive 11 m (modelled)Jul 1Jul 3, 2025 — seafloor 94 m (measured), deepest dive 43 m (modelled)Jul 23, 2025 — seafloor 36 m (measured), deepest dive 33 m (modelled)Jul 28, 2025 — seafloor 46 m (measured), deepest dive 41 m (modelled)Jul 29, 2025 — seafloor 53 m (measured), deepest dive 43 m (modelled)Jul 29Aug 20, 2025 — seafloor 26 m (measured), deepest dive 23 m (modelled)Aug 28, 2025 — seafloor 56 m (measured), deepest dive 50 m (modelled)Sep 1, 2025 — seafloor 45 m (measured), deepest dive 28 m (modelled)Sep 25, 2025 — seafloor 26 m (measured), deepest dive 24 m (modelled)Sep 25Sep 25, 2025 — seafloor 50 m (measured), deepest dive 45 m (modelled)

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

Dives

50 m
Deepest dive
2:14
Longest dive
229
Dives
16 m
Avg dive depth
22
Sightings
144
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010050 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (56 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 28, 2025

measured
Seafloor depth
56 m
Sea-surface temperature
—
Distance from shore
8.0 km

Across the residency · 22 sightings

measured
Seafloor depth
26 m – 94 m
Sea-surface temperature
—
Distance from shore
1.0 km – 33.0 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 22 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.