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

Angel Isaac – Residency

5th sighting in Antarctic Peninsula
Fluke of Angel Isaac
Angel Isaac Confirmed in the catalog @25667
Dec 29, 2019 – Feb 15, 2020 · Antarctic Peninsula

Antarctic Peninsula · Dec 2019 – Feb 2020

123 m
Deepest dive
3:34
Longest dive
49
Dives
Sightings
4
Days between first and last sighting
48
Deepest dive on record
123 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Dec 29, 2019287 m—38 m
Feb 15, 202099 m—48 m
Feb 15, 2020139 m—123 m
Feb 15, 2020-83 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
Dec 29, 2019 — seafloor 287 m (measured), deepest dive 38 m (modelled)Dec 29Feb 15, 2020 — seafloor 99 m (measured), deepest dive 48 m (modelled)Feb 15Feb 15, 2020 — seafloor 139 m (measured), deepest dive 123 m (modelled)Feb 15Feb 15, 2020 — seafloor -83 m (measured), deepest dive — (modelled)Feb 15

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

Dives

123 m
Deepest dive
3:34
Longest dive
49
Dives
24 m
Avg dive depth
4
Sightings
48
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150123 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (139 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 · Feb 15, 2020

measured
Seafloor depth
139 m
Sea-surface temperature
—
Distance from shore
1.0 km

Across the residency · 4 sightings

measured
Seafloor depth
-83 m – 287 m
Sea-surface temperature
—
Distance from shore
1.0 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).

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