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

CRC-21869 – Residency

14th sighting in Monterey Bay
Fluke of CRC-21869
CRC-21869 Confirmed in the catalog @113566
Aug 21 – Sep 15, 2025 · Monterey Bay

Monterey Bay · Aug – Sep 2025

82 m
Deepest dive
3:17
Longest dive
91
Dives
Sightings
8
Days between first and last sighting
25

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Aug 21, 202564 m—51 m
Aug 25, 2025132 m—82 m
Aug 25, 202586 m—60 m
Aug 26, 202589 m—71 m
Aug 28, 202593 m—74 m
Sep 4, 202585 m—37 m
Sep 15, 202575 m—49 m
Sep 15, 202565 m—40 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
Aug 21, 2025 — seafloor 64 m (measured), deepest dive 51 m (modelled)Aug 21Aug 25, 2025 — seafloor 132 m (measured), deepest dive 82 m (modelled)Aug 25Aug 25, 2025 — seafloor 86 m (measured), deepest dive 60 m (modelled)Aug 25Aug 26, 2025 — seafloor 89 m (measured), deepest dive 71 m (modelled)Aug 26Aug 28, 2025 — seafloor 93 m (measured), deepest dive 74 m (modelled)Aug 28Sep 4, 2025 — seafloor 85 m (measured), deepest dive 37 m (modelled)Sep 4Sep 15, 2025 — seafloor 75 m (measured), deepest dive 49 m (modelled)Sep 15Sep 15, 2025 — seafloor 65 m (measured), deepest dive 40 m (modelled)Sep 15

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

Dives

82 m
Deepest dive
3:17
Longest dive
91
Dives
23 m
Avg dive depth
8
Sightings
25
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010082 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (132 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.

Unlock with Risa Deep

Place

Where this happened · Aug 25, 2025

measured
Seafloor depth
132 m
Sea-surface temperature
—
Distance from shore
12.0 km

Across the residency · 8 sightings

measured
Seafloor depth
64 m – 132 m
Sea-surface temperature
—
Distance from shore
3.0 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 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).

Happywhale runs on donations: support Happywhale →

Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.