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

CRC-23121 – Residency

8th sighting in Monterey Bay
Fluke of CRC-23121
CRC-23121 Confirmed in the catalog @149284
Nov 19 – Dec 14, 2025 · Monterey Bay

Monterey Bay · Nov – Dec 2025

234 m
Deepest dive
9:51
Longest dive
115
Dives
Sightings
8
Days between first and last sighting
25
Deepest dive on record
234 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Nov 19, 2025254 m—39 m
Nov 22, 2025444 m—38 m
Nov 26, 2025254 m—91 m
Nov 30, 2025528 m—234 m
Dec 1, 2025254 m—217 m
Dec 1, 2025117 m—90 m
Dec 12, 2025336 m—149 m
Dec 14, 2025473 m—165 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
Nov 19, 2025 — seafloor 254 m (measured), deepest dive 39 m (modelled)Nov 19Nov 22, 2025 — seafloor 444 m (measured), deepest dive 38 m (modelled)Nov 22Nov 26, 2025 — seafloor 254 m (measured), deepest dive 91 m (modelled)Nov 26Nov 30, 2025 — seafloor 528 m (measured), deepest dive 234 m (modelled)Nov 30Dec 1, 2025 — seafloor 254 m (measured), deepest dive 217 m (modelled)Dec 1Dec 1, 2025 — seafloor 117 m (measured), deepest dive 90 m (modelled)Dec 1Dec 12, 2025 — seafloor 336 m (measured), deepest dive 149 m (modelled)Dec 12Dec 14, 2025 — seafloor 473 m (measured), deepest dive 165 m (modelled)Dec 14

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

Dives

234 m
Deepest dive
9:51
Longest dive
115
Dives
34 m
Avg dive depth
8
Sightings
25
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0125250234 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (528 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 · Nov 30, 2025

measured
Seafloor depth
528 m
Sea-surface temperature
—
Distance from shore
10.0 km

Across the residency · 8 sightings

measured
Seafloor depth
117 m – 528 m
Sea-surface temperature
—
Distance from shore
3.0 km – 10.0 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 8 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.