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

CRC-21852 – Residency

11th sighting in Monterey Bay
Fluke of CRC-21852
CRC-21852 Confirmed in the catalog @109402
Mar 10 – May 12, 2026 · Monterey Bay

Deep Water, Good Company

Spring's got the bay humming and me right in the thick of it.

109 m
Deepest dive
5:00
Longest dive
94
Dives
Sightings
6
Days between first and last sighting
63

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 10, 2026254 m13.6°C57 m
Mar 11, 2026323 m13.4°C19 m
Mar 11, 2026567 m13.4°C81 m
Mar 29, 2026401 m13.6°C109 m
Apr 7, 202683 m14.3°C62 m
May 12, 202632 m12.6°C20 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
Mar 10, 2026 — seafloor 254 m (measured), deepest dive 57 m (modelled)Mar 10Mar 11, 2026 — seafloor 323 m (measured), deepest dive 19 m (modelled)Mar 11Mar 11, 2026 — seafloor 567 m (measured), deepest dive 81 m (modelled)Mar 11Mar 29, 2026 — seafloor 401 m (measured), deepest dive 109 m (modelled)Mar 29Apr 7, 2026 — seafloor 83 m (measured), deepest dive 62 m (modelled)Apr 7May 12, 2026 — seafloor 32 m (measured), deepest dive 20 m (modelled)May 12

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

Dives

109 m
Deepest dive
5:00
Longest dive
94
Dives
18 m
Avg dive depth
6
Sightings
63
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150109 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (401 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 · Mar 29, 2026

measured
Seafloor depth
401 m
Sea-surface temperature
13.6°C
Distance from shore
6.0 km

Across the residency · 6 sightings

measured
Seafloor depth
32 m – 567 m
Sea-surface temperature
12.6°C – 14.3°C
Distance from shore
4.0 km – 16.0 km

Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 6 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.