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

CRC-21578 – Residency

30th sighting in Monterey Bay
Fluke of CRC-21578
CRC-21578 Confirmed in the catalog @99220
Jun 24 – Jul 1, 2026 · Monterey Bay

Green water, right on time

Rolled into that cold thick feed again like it never left me.

112 m
Deepest dive
4:30
Longest dive
33
Dives
Sightings
2
Days between first and last sighting
7

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jun 24, 202628 m16.6°C23 m
Jul 1, 2026424 m15.6°C112 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
Jun 24, 2026 — seafloor 28 m (measured), deepest dive 23 m (modelled)Jun 24Jul 1, 2026 — seafloor 424 m (measured), deepest dive 112 m (modelled)Jul 1

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

Dives

112 m
Deepest dive
4:30
Longest dive
33
Dives
21 m
Avg dive depth
2
Sightings
7
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150112 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (424 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 · Jul 1, 2026

measured
Seafloor depth
424 m
Sea-surface temperature
15.6°C
Distance from shore
8.0 km

Across the residency · 2 sightings

measured
Seafloor depth
28 m – 424 m
Sea-surface temperature
15.6°C – 16.6°C
Distance from shore
6.0 km – 8.0 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 2 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.