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

Chace – Residency

11th sighting in Iceland
Fluke of Chace
Chace Confirmed in the catalog @143049
Apr 13 – Jul 24, 2026 · Iceland

Iceland, all summer long

Herring kept me close, so plenty of folks caught my fluke this stretch.

56 m
Deepest dive
2:39
Longest dive
120
Dives
Sightings
9
Days between first and last sighting
102

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 13, 202655 m4.3°C46 m
Apr 13, 202643 m5.3°C39 m
Jun 28, 202629 m8.3°C27 m
Jul 16, 202643 m8.9°C21 m
Jul 17, 202689 m9.0°C56 m
Jul 18, 202644 m9.3°C36 m
Jul 20, 202635 m9.4°C27 m
Jul 23, 202638 m9.0°C33 m
Jul 24, 202636 m8.8°C30 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 13, 2026 — seafloor 55 m (measured), deepest dive 46 m (modelled)Apr 13Apr 13, 2026 — seafloor 43 m (measured), deepest dive 39 m (modelled)Apr 13Jun 28, 2026 — seafloor 29 m (measured), deepest dive 27 m (modelled)Jun 28Jul 16, 2026 — seafloor 43 m (measured), deepest dive 21 m (modelled)Jul 16Jul 17, 2026 — seafloor 89 m (measured), deepest dive 56 m (modelled)Jul 17Jul 18, 2026 — seafloor 44 m (measured), deepest dive 36 m (modelled)Jul 18Jul 20, 2026 — seafloor 35 m (measured), deepest dive 27 m (modelled)Jul 20Jul 23, 2026 — seafloor 38 m (measured), deepest dive 33 m (modelled)Jul 23Jul 24, 2026 — seafloor 36 m (measured), deepest dive 30 m (modelled)Jul 24

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

Dives

56 m
Deepest dive
2:39
Longest dive
120
Dives
18 m
Avg dive depth
9
Sightings
102
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
05010056 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (89 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 · Jul 17, 2026

measured
Seafloor depth
89 m
Sea-surface temperature
9.0°C
Distance from shore
3.0 km

Across the residency · 9 sightings

measured
Seafloor depth
29 m – 89 m
Sea-surface temperature
4.3°C – 9.4°C
Distance from shore
1.0 km – 10.0 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 9 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.