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

Ancre – Residency

17th sighting in Iceland
Fluke of Ancre
Ancre Confirmed in the catalog @35187
Aug 3 – 11, 2020 · Iceland

Iceland · Aug 2020

147 m
Deepest dive
5:45
Longest dive
37
Dives
Sightings
4
Days between first and last sighting
8
Deepest dive on record
147 m · this residency

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Aug 3, 202042 m—24 m
Aug 9, 202038 m—28 m
Aug 10, 2020166 m—147 m
Aug 11, 202061 m—50 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 3, 2020 — seafloor 42 m (measured), deepest dive 24 m (modelled)Aug 3Aug 9, 2020 — seafloor 38 m (measured), deepest dive 28 m (modelled)Aug 9Aug 10, 2020 — seafloor 166 m (measured), deepest dive 147 m (modelled)Aug 10Aug 11, 2020 — seafloor 61 m (measured), deepest dive 50 m (modelled)Aug 11

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

Dives

147 m
Deepest dive
5:45
Longest dive
37
Dives
22 m
Avg dive depth
4
Sightings
8
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150147 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (166 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 10, 2020

measured
Seafloor depth
166 m
Sea-surface temperature
—
Distance from shore
8.0 km

Across the residency · 4 sightings

measured
Seafloor depth
38 m – 166 m
Sea-surface temperature
—
Distance from shore
1.0 km – 8.0 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 4 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.