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

Geronimo – Residency

19th sighting in Iceland
Fluke of Geronimo
Geronimo Confirmed in the catalog @38798
Aug 11 – Oct 12, 2023 · Iceland

Iceland · Aug – Oct 2023

111 m
Deepest dive
3:40
Longest dive
152
Dives
Sightings
12
Days between first and last sighting
62

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Aug 11, 2023149 m9.8°C33 m
Aug 12, 2023165 m9.8°C94 m
Aug 13, 2023168 m9.5°C111 m
Aug 15, 2023149 m9.8°C81 m
Sep 16, 2023149 m8.4°C82 m
Sep 19, 202352 m8.4°C40 m
Sep 19, 202394 m8.2°C85 m
Sep 20, 202395 m7.9°C35 m
Oct 2, 202359 m7.9°C45 m
Oct 6, 2023107 m6.6°C51 m
Oct 8, 202380 m6.6°C45 m
Oct 12, 202332 m7.2°C26 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 11, 2023 — seafloor 149 m (measured), deepest dive 33 m (modelled)Aug 11Aug 12, 2023 — seafloor 165 m (measured), deepest dive 94 m (modelled)Aug 12Aug 13, 2023 — seafloor 168 m (measured), deepest dive 111 m (modelled)Aug 13Aug 15, 2023 — seafloor 149 m (measured), deepest dive 81 m (modelled)Aug 15Sep 16, 2023 — seafloor 149 m (measured), deepest dive 82 m (modelled)Sep 16Sep 19, 2023 — seafloor 52 m (measured), deepest dive 40 m (modelled)Sep 19Sep 19, 2023 — seafloor 94 m (measured), deepest dive 85 m (modelled)Sep 19Sep 20, 2023 — seafloor 95 m (measured), deepest dive 35 m (modelled)Sep 20Oct 2, 2023 — seafloor 59 m (measured), deepest dive 45 m (modelled)Oct 2Oct 6, 2023 — seafloor 107 m (measured), deepest dive 51 m (modelled)Oct 6Oct 8, 2023 — seafloor 80 m (measured), deepest dive 45 m (modelled)Oct 8Oct 12, 2023 — seafloor 32 m (measured), deepest dive 26 m (modelled)Oct 12

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

Dives

111 m
Deepest dive
3:40
Longest dive
152
Dives
23 m
Avg dive depth
12
Sightings
62
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150111 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (168 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.

Unlock with Risa Deep

Place

Where this happened · Aug 13, 2023

measured
Seafloor depth
168 m
Sea-surface temperature
9.5°C
Distance from shore
6.0 km

Across the residency · 12 sightings

measured
Seafloor depth
32 m – 168 m
Sea-surface temperature
6.6°C – 9.8°C
Distance from shore
1.0 km – 9.0 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 12 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).

Happywhale runs on donations: support Happywhale →

Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.