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

CRC-15877 – Residency

24th sighting in Monterey Bay
Fluke of CRC-15877
CRC-15877 Confirmed in the catalog @1433
Sep 6 – Oct 8, 2026 · Monterey Bay

September on the Shelf

Cold green water, good feeding edges, and faces who caught me twice.

201 m
Deepest dive
7:23
Longest dive
77
Dives
Sightings
6
Days between first and last sighting
32

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Sep 6, 2026382 m15.3°C36 m
Sep 30, 2026147 m—58 m
Oct 2, 2026254 m—28 m
Oct 3, 2026155 m—70 m
Oct 4, 2026373 m—123 m
Oct 8, 2026279 m—201 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
Sep 6, 2026 — seafloor 382 m (measured), deepest dive 36 m (modelled)Sep 6Sep 30, 2026 — seafloor 147 m (measured), deepest dive 58 m (modelled)Sep 30Oct 2, 2026 — seafloor 254 m (measured), deepest dive 28 m (modelled)Oct 2Oct 3, 2026 — seafloor 155 m (measured), deepest dive 70 m (modelled)Oct 3Oct 4, 2026 — seafloor 373 m (measured), deepest dive 123 m (modelled)Oct 4Oct 8, 2026 — seafloor 279 m (measured), deepest dive 201 m (modelled)Oct 8

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

Dives

201 m
Deepest dive
7:23
Longest dive
77
Dives
25 m
Avg dive depth
6
Sightings
32
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0125250201 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (279 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 · Oct 8, 2026

measured
Seafloor depth
279 m
Sea-surface temperature
—
Distance from shore
5.0 km

Across the residency · 6 sightings

measured
Seafloor depth
147 m – 382 m
Sea-surface temperature
15.3°C
Distance from shore
2.0 km – 12.0 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 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.