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

Heidi – Residency

8th sighting in Monterey Bay
Fluke of Heidi
Heidi Confirmed in the catalog @27164
Sep 6 – Nov 20, 2022 · Monterey Bay

Monterey Bay · Sep – Nov 2022

168 m
Deepest dive
7:16
Longest dive
106
Dives
Sightings
9
Days between first and last sighting
75

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Sep 6, 2022254 m—138 m
Sep 7, 2022567 m—168 m
Sep 8, 202294 m—55 m
Sep 12, 2022567 m—45 m
Sep 16, 202257 m—52 m
Sep 17, 2022567 m—69 m
Oct 9, 202239 m—34 m
Oct 10, 202287 m—50 m
Nov 20, 202283 m—69 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 6, 2022 — seafloor 254 m (measured), deepest dive 138 m (modelled)Sep 6Sep 7, 2022 — seafloor 567 m (measured), deepest dive 168 m (modelled)Sep 7Sep 8, 2022 — seafloor 94 m (measured), deepest dive 55 m (modelled)Sep 8Sep 12, 2022 — seafloor 567 m (measured), deepest dive 45 m (modelled)Sep 12Sep 16, 2022 — seafloor 57 m (measured), deepest dive 52 m (modelled)Sep 16Sep 17, 2022 — seafloor 567 m (measured), deepest dive 69 m (modelled)Sep 17Oct 9, 2022 — seafloor 39 m (measured), deepest dive 34 m (modelled)Oct 9Oct 10, 2022 — seafloor 87 m (measured), deepest dive 50 m (modelled)Oct 10Nov 20, 2022 — seafloor 83 m (measured), deepest dive 69 m (modelled)Nov 20

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

Dives

168 m
Deepest dive
7:16
Longest dive
106
Dives
27 m
Avg dive depth
9
Sightings
75
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0100200168 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (567 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 · Sep 7, 2022

measured
Seafloor depth
567 m
Sea-surface temperature
—
Distance from shore
16.0 km

Across the residency · 9 sightings

measured
Seafloor depth
39 m – 567 m
Sea-surface temperature
—
Distance from shore
2.0 km – 16.0 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 9 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.