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

Flopsy – Residency

79th sighting in Monterey Bay
Fluke of Flopsy
Flopsy Confirmed in the catalog @1392
Apr 19 – May 12, 2023 · Monterey Bay

Monterey Bay Return

Back to my old haunts where the krill runs thick and memories linger.

152 m
Deepest dive
5:23
Longest dive
63
Dives
Sightings
3
Days between first and last sighting
23

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 19, 202378 m11.4°C60 m
Apr 20, 2023639 m11.1°C152 m
May 12, 2023236 m13.4°C32 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
Apr 19, 2023 — seafloor 78 m (measured), deepest dive 60 m (modelled)Apr 19Apr 20, 2023 — seafloor 639 m (measured), deepest dive 152 m (modelled)Apr 20May 12, 2023 — seafloor 236 m (measured), deepest dive 32 m (modelled)May 12

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

Dives

152 m
Deepest dive
5:23
Longest dive
63
Dives
26 m
Avg dive depth
3
Sightings
23
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200152 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (639 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 · Apr 20, 2023

measured
Seafloor depth
639 m
Sea-surface temperature
11.1°C
Distance from shore
13.0 km

Across the residency · 3 sightings

measured
Seafloor depth
78 m – 639 m
Sea-surface temperature
11.1°C – 13.4°C
Distance from shore
5.0 km – 13.0 km

Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · 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.