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

Mopsy – Residency

21st sighting in Monterey Bay
Fluke of Mopsy
Mopsy Confirmed in the catalog @123235
Aug 4 – Oct 19, 2024 · Monterey Bay

Monterey Bay · Aug – Oct 2024

446 m
Deepest dive
12:51
Longest dive
410
Dives
Sightings
21
Days between first and last sighting
76
Deepest dive on record
446 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 4, 202493 m—73 m
Aug 7, 2024567 m—83 m
Aug 9, 2024567 m—191 m
Aug 12, 2024107 m—45 m
Aug 17, 2024375 m—80 m
Aug 18, 2024202 m—31 m
Aug 22, 202486 m—69 m
Sep 4, 202481 m—63 m
Sep 4, 2024297 m—222 m
Sep 6, 2024567 m—86 m
Sep 6, 2024567 m—101 m
Sep 6, 2024567 m—115 m
Sep 8, 202448 m—42 m
Sep 9, 2024567 m—446 m
Sep 9, 2024396 m—78 m
Sep 10, 2024567 m—118 m
Sep 20, 202434 m—28 m
Sep 24, 202492 m—56 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 4, 2024 — seafloor 93 m (measured), deepest dive 73 m (modelled)Aug 4Aug 7, 2024 — seafloor 567 m (measured), deepest dive 83 m (modelled)Aug 9, 2024 — seafloor 567 m (measured), deepest dive 191 m (modelled)Aug 12, 2024 — seafloor 107 m (measured), deepest dive 45 m (modelled)Aug 17, 2024 — seafloor 375 m (measured), deepest dive 80 m (modelled)Aug 17Aug 18, 2024 — seafloor 202 m (measured), deepest dive 31 m (modelled)Aug 22, 2024 — seafloor 86 m (measured), deepest dive 69 m (modelled)Sep 4, 2024 — seafloor 81 m (measured), deepest dive 63 m (modelled)Sep 4, 2024 — seafloor 297 m (measured), deepest dive 222 m (modelled)Sep 4Sep 6, 2024 — seafloor 567 m (measured), deepest dive 86 m (modelled)Sep 6, 2024 — seafloor 567 m (measured), deepest dive 101 m (modelled)Sep 6, 2024 — seafloor 567 m (measured), deepest dive 115 m (modelled)Sep 8, 2024 — seafloor 48 m (measured), deepest dive 42 m (modelled)Sep 8Sep 9, 2024 — seafloor 567 m (measured), deepest dive 446 m (modelled)Sep 9, 2024 — seafloor 396 m (measured), deepest dive 78 m (modelled)Sep 10, 2024 — seafloor 567 m (measured), deepest dive 118 m (modelled)Sep 20, 2024 — seafloor 34 m (measured), deepest dive 28 m (modelled)Sep 20Sep 24, 2024 — seafloor 92 m (measured), deepest dive 56 m (modelled)Oct 1, 2024 — seafloor 78 m (measured), deepest dive 68 m (modelled)Oct 16, 2024 — seafloor 54 m (measured), deepest dive 46 m (modelled)Oct 19, 2024 — seafloor 567 m (measured), deepest dive 120 m (modelled)Oct 19

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

Dives

446 m
Deepest dive
12:51
Longest dive
410
Dives
28 m
Avg dive depth
21
Sightings
76
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0225450446 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 9, 2024

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

Across the residency · 21 sightings

measured
Seafloor depth
34 m – 567 m
Sea-surface temperature
—
Distance from shore
1.0 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 21 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.