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

Heidi – Residency

Fluke of Heidi
Heidi Confirmed in the catalog @27164
Jan 6 – 26, 2020 · North Pacific

North Pacific · Jan 2020

198 m
Deepest dive
7:29
Longest dive
30
Dives
Sightings
3
Days between first and last sighting
20
Deepest dive on record
198 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jan 6, 2020883 m—72 m
Jan 26, 2020768 m—32 m
Jan 26, 20201,225 m—198 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
Jan 6, 2020 — seafloor 883 m (measured), deepest dive 72 m (modelled)Jan 6Jan 26, 2020 — seafloor 768 m (measured), deepest dive 32 m (modelled)Jan 26Jan 26, 2020 — seafloor 1,225 m (measured), deepest dive 198 m (modelled)Jan 26

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

Dives

198 m
Deepest dive
7:29
Longest dive
30
Dives
28 m
Avg dive depth
3
Sightings
20
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0100200198 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (1,225 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 · Jan 26, 2020

measured
Seafloor depth
1,225 m
Sea-surface temperature
—
Distance from shore
16.0 km

Across the residency · 3 sightings

measured
Seafloor depth
768 m – 1,225 m
Sea-surface temperature
—
Distance from shore
14.0 km – 40.0 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 3 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.