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Iceland

Archaisch – Residency

30th sighting in Iceland
Fluke of Archaisch
Archaisch Confirmed in the catalog @91259
Jul 24 – Oct 28, 2025 · Iceland

Iceland · Jul – Oct 2025

137 m
Deepest dive
6:27
Longest dive
433
Dives
Sightings
29
Days between first and last sighting
96

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 24, 2025149 m10.9°C50 m
Jul 25, 2025111 m10.9°C87 m
Jul 26, 2025121 m10.7°C49 m
Jul 26, 2025161 m10.7°C43 m
Jul 30, 2025103 m10.8°C34 m
Aug 1, 2025121 m10.6°C35 m
Aug 16, 2025149 m10.0°C75 m
Aug 18, 2025136 m10.2°C81 m
Aug 19, 2025136 m10.2°C112 m
Aug 20, 202542 m10.3°C28 m
Aug 22, 2025149 m10.2°C102 m
Aug 24, 2025149 m10.2°C112 m
Sep 8, 2025101 m9.1°C33 m
Sep 9, 2025149 m9.3°C82 m
Sep 15, 2025176 m8.7°C72 m
Sep 22, 2025167 m7.4°C114 m
Oct 5, 2025168 m6.3°C106 m
Oct 8, 202595 m6.0°C84 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
Jul 24, 2025 — seafloor 149 m (measured), deepest dive 50 m (modelled)Jul 24Jul 25, 2025 — seafloor 111 m (measured), deepest dive 87 m (modelled)Jul 26, 2025 — seafloor 121 m (measured), deepest dive 49 m (modelled)Jul 26, 2025 — seafloor 161 m (measured), deepest dive 43 m (modelled)Jul 30, 2025 — seafloor 103 m (measured), deepest dive 34 m (modelled)Aug 1, 2025 — seafloor 121 m (measured), deepest dive 35 m (modelled)Aug 1Aug 16, 2025 — seafloor 149 m (measured), deepest dive 75 m (modelled)Aug 18, 2025 — seafloor 136 m (measured), deepest dive 81 m (modelled)Aug 19, 2025 — seafloor 136 m (measured), deepest dive 112 m (modelled)Aug 20, 2025 — seafloor 42 m (measured), deepest dive 28 m (modelled)Aug 22, 2025 — seafloor 149 m (measured), deepest dive 102 m (modelled)Aug 22Aug 24, 2025 — seafloor 149 m (measured), deepest dive 112 m (modelled)Sep 8, 2025 — seafloor 101 m (measured), deepest dive 33 m (modelled)Sep 9, 2025 — seafloor 149 m (measured), deepest dive 82 m (modelled)Sep 15, 2025 — seafloor 176 m (measured), deepest dive 72 m (modelled)Sep 22, 2025 — seafloor 167 m (measured), deepest dive 114 m (modelled)Sep 22Oct 5, 2025 — seafloor 168 m (measured), deepest dive 106 m (modelled)Oct 8, 2025 — seafloor 95 m (measured), deepest dive 84 m (modelled)Oct 10, 2025 — seafloor 190 m (measured), deepest dive 96 m (modelled)Oct 10, 2025 — seafloor 215 m (measured), deepest dive 113 m (modelled)Oct 15, 2025 — seafloor 115 m (measured), deepest dive 86 m (modelled)Oct 15Oct 16, 2025 — seafloor 148 m (measured), deepest dive 123 m (modelled)Oct 16, 2025 — seafloor 149 m (measured), deepest dive 86 m (modelled)Oct 17, 2025 — seafloor 144 m (measured), deepest dive 105 m (modelled)Oct 18, 2025 — seafloor 212 m (measured), deepest dive 42 m (modelled)Oct 19, 2025 — seafloor 174 m (measured), deepest dive 137 m (modelled)Oct 19Oct 25, 2025 — seafloor 99 m (measured), deepest dive 82 m (modelled)Oct 27, 2025 — seafloor 158 m (measured), deepest dive 94 m (modelled)Oct 28, 2025 — seafloor 126 m (measured), deepest dive 84 m (modelled)

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

Dives

137 m
Deepest dive
6:27
Longest dive
433
Dives
27 m
Avg dive depth
29
Sightings
96
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150137 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (174 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 · Oct 19, 2025

measured
Seafloor depth
174 m
Sea-surface temperature
6.5°C
Distance from shore
4.0 km

Across the residency · 29 sightings

measured
Seafloor depth
42 m – 215 m
Sea-surface temperature
5.6°C – 10.9°C
Distance from shore
1.0 km – 8.0 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 29 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.