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

Perlita – Residency

5th sighting in Monterey Bay
Fluke of Perlita
Perlita Confirmed in the catalog @784
Apr 21 – 22, 2023 · Monterey Bay

Monterey Bay · Apr 2023

182 m
Deepest dive
6:28
Longest dive
20
Dives
Sightings
3
Days between first and last sighting
1
Deepest dive on record
182 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Apr 21, 2023211 m—79 m
Apr 21, 2023147 m—111 m
Apr 22, 2023688 m—182 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 21, 2023 — seafloor 211 m (measured), deepest dive 79 m (modelled)Apr 21Apr 21, 2023 — seafloor 147 m (measured), deepest dive 111 m (modelled)Apr 21Apr 22, 2023 — seafloor 688 m (measured), deepest dive 182 m (modelled)Apr 22

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

Dives

182 m
Deepest dive
6:28
Longest dive
20
Dives
45 m
Avg dive depth
3
Sightings
1
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200182 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (688 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 22, 2023

measured
Seafloor depth
688 m
Sea-surface temperature
—
Distance from shore
15.0 km

Across the residency · 3 sightings

measured
Seafloor depth
147 m – 688 m
Sea-surface temperature
—
Distance from shore
5.0 km – 15.0 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.