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

Jerome – Residency

36th sighting in Iceland
Fluke of Jerome
Jerome Confirmed in the catalog @91260
May 23 – Oct 21, 2026 · Iceland

This Bay, This Light

Herring mornings into long bright evenings, my shoulders in this water the whole stretch.

47 m
Deepest dive
2:10
Longest dive
103
Dives
Sightings
13
Days between first and last sighting
151

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 23, 202652 m8.7°C32 m
Jul 4, 202625 m11.0°C17 m
Jul 7, 202633 m10.5°C27 m
Aug 7, 202628 m11.2°C25 m
Sep 12, 202648 m—26 m
Sep 15, 202653 m—47 m
Sep 15, 202641 m—27 m
Sep 16, 202656 m—47 m
Sep 18, 202624 m—16 m
Sep 25, 202648 m—42 m
Oct 9, 202633 m—24 m
Oct 12, 202621 m—18 m
Oct 21, 202620 m—17 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 23, 2026 — seafloor 52 m (measured), deepest dive 32 m (modelled)May 23Jul 4, 2026 — seafloor 25 m (measured), deepest dive 17 m (modelled)Jul 7, 2026 — seafloor 33 m (measured), deepest dive 27 m (modelled)Aug 7, 2026 — seafloor 28 m (measured), deepest dive 25 m (modelled)Aug 7Sep 12, 2026 — seafloor 48 m (measured), deepest dive 26 m (modelled)Sep 15, 2026 — seafloor 53 m (measured), deepest dive 47 m (modelled)Sep 15, 2026 — seafloor 41 m (measured), deepest dive 27 m (modelled)Sep 15Sep 16, 2026 — seafloor 56 m (measured), deepest dive 47 m (modelled)Sep 18, 2026 — seafloor 24 m (measured), deepest dive 16 m (modelled)Sep 25, 2026 — seafloor 48 m (measured), deepest dive 42 m (modelled)Sep 25Oct 9, 2026 — seafloor 33 m (measured), deepest dive 24 m (modelled)Oct 12, 2026 — seafloor 21 m (measured), deepest dive 18 m (modelled)Oct 21, 2026 — seafloor 20 m (measured), deepest dive 17 m (modelled)Oct 21

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

Dives

47 m
Deepest dive
2:10
Longest dive
103
Dives
14 m
Avg dive depth
13
Sightings
151
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0255047 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (53 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 · Sep 16, 2026

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

Across the residency · 13 sightings

measured
Seafloor depth
20 m – 56 m
Sea-surface temperature
8.7°C – 11.2°C
Distance from shore
3.0 km – 17.0 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.