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

Svartsvanur – Residency

8th sighting in Iceland
Fluke of Svartsvanur
Svartsvanur Confirmed in the catalog @105341
Sep 25 – Oct 30, 2023 · Iceland

Iceland · Sep – Oct 2023

71 m
Deepest dive
2:51
Longest dive
115
Dives
Sightings
8
Days between first and last sighting
35

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Sep 25, 202365 m—54 m
Sep 26, 202380 m—52 m
Sep 30, 202380 m—46 m
Oct 1, 202380 m—42 m
Oct 27, 202380 m—63 m
Oct 28, 202380 m—25 m
Oct 29, 202380 m—40 m
Oct 30, 202380 m—71 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
Sep 25, 2023 — seafloor 65 m (measured), deepest dive 54 m (modelled)Sep 25Sep 26, 2023 — seafloor 80 m (measured), deepest dive 52 m (modelled)Sep 26Sep 30, 2023 — seafloor 80 m (measured), deepest dive 46 m (modelled)Sep 30Oct 1, 2023 — seafloor 80 m (measured), deepest dive 42 m (modelled)Oct 1Oct 27, 2023 — seafloor 80 m (measured), deepest dive 63 m (modelled)Oct 27Oct 28, 2023 — seafloor 80 m (measured), deepest dive 25 m (modelled)Oct 28Oct 29, 2023 — seafloor 80 m (measured), deepest dive 40 m (modelled)Oct 29Oct 30, 2023 — seafloor 80 m (measured), deepest dive 71 m (modelled)Oct 30

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

Dives

71 m
Deepest dive
2:51
Longest dive
115
Dives
20 m
Avg dive depth
8
Sightings
35
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010071 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (80 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 · Oct 30, 2023

measured
Seafloor depth
80 m
Sea-surface temperature
—
Distance from shore
2.0 km

Across the residency · 8 sightings

measured
Seafloor depth
65 m – 80 m
Sea-surface temperature
—
Distance from shore
1.0 km – 2.0 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 8 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.