Risa
Try Deep freeDeep
Risa
Try Deep freeDeep
Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Monterey Bay

CRC-23131 – Residency

32nd sighting in Monterey Bay
Fluke of CRC-23131
CRC-23131 Confirmed in the catalog @144198
Aug 17 – Oct 27, 2025 · Monterey Bay

Monterey Bay · Aug – Oct 2025

163 m
Deepest dive
5:28
Longest dive
356
Dives
Sightings
32
Days between first and last sighting
71
Deepest dive on record
163 m · this residency

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Aug 17, 202579 m—66 m
Aug 19, 202564 m—58 m
Aug 24, 202569 m—55 m
Aug 25, 202585 m—70 m
Sep 8, 202572 m—49 m
Sep 10, 202561 m—51 m
Sep 17, 202573 m—61 m
Sep 20, 2025129 m—72 m
Sep 22, 202557 m—47 m
Sep 24, 2025132 m—115 m
Sep 25, 2025101 m—89 m
Sep 29, 2025112 m—72 m
Sep 30, 202564 m—44 m
Oct 1, 2025110 m—68 m
Oct 2, 202583 m—33 m
Oct 5, 202583 m—75 m
Oct 5, 2025254 m—55 m
Oct 6, 202569 m—56 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 17, 2025 — seafloor 79 m (measured), deepest dive 66 m (modelled)Aug 17Aug 19, 2025 — seafloor 64 m (measured), deepest dive 58 m (modelled)Aug 24, 2025 — seafloor 69 m (measured), deepest dive 55 m (modelled)Aug 25, 2025 — seafloor 85 m (measured), deepest dive 70 m (modelled)Sep 8, 2025 — seafloor 72 m (measured), deepest dive 49 m (modelled)Sep 10, 2025 — seafloor 61 m (measured), deepest dive 51 m (modelled)Sep 17, 2025 — seafloor 73 m (measured), deepest dive 61 m (modelled)Sep 17Sep 20, 2025 — seafloor 129 m (measured), deepest dive 72 m (modelled)Sep 22, 2025 — seafloor 57 m (measured), deepest dive 47 m (modelled)Sep 24, 2025 — seafloor 132 m (measured), deepest dive 115 m (modelled)Sep 25, 2025 — seafloor 101 m (measured), deepest dive 89 m (modelled)Sep 29, 2025 — seafloor 112 m (measured), deepest dive 72 m (modelled)Sep 30, 2025 — seafloor 64 m (measured), deepest dive 44 m (modelled)Sep 30Oct 1, 2025 — seafloor 110 m (measured), deepest dive 68 m (modelled)Oct 2, 2025 — seafloor 83 m (measured), deepest dive 33 m (modelled)Oct 5, 2025 — seafloor 83 m (measured), deepest dive 75 m (modelled)Oct 5, 2025 — seafloor 254 m (measured), deepest dive 55 m (modelled)Oct 6, 2025 — seafloor 69 m (measured), deepest dive 56 m (modelled)Oct 7, 2025 — seafloor 74 m (measured), deepest dive 42 m (modelled)Oct 7Oct 7, 2025 — seafloor 81 m (measured), deepest dive 53 m (modelled)Oct 9, 2025 — seafloor 111 m (measured), deepest dive 73 m (modelled)Oct 10, 2025 — seafloor 73 m (measured), deepest dive 34 m (modelled)Oct 13, 2025 — seafloor 61 m (measured), deepest dive 44 m (modelled)Oct 15, 2025 — seafloor 139 m (measured), deepest dive 112 m (modelled)Oct 16, 2025 — seafloor 106 m (measured), deepest dive 63 m (modelled)Oct 16Oct 17, 2025 — seafloor 73 m (measured), deepest dive 66 m (modelled)Oct 17, 2025 — seafloor 254 m (measured), deepest dive 61 m (modelled)Oct 20, 2025 — seafloor 73 m (measured), deepest dive 62 m (modelled)Oct 20, 2025 — seafloor 33 m (measured), deepest dive 29 m (modelled)Oct 21, 2025 — seafloor 71 m (measured), deepest dive 54 m (modelled)Oct 23, 2025 — seafloor 73 m (measured), deepest dive 37 m (modelled)Oct 23Oct 27, 2025 — seafloor 254 m (measured), deepest dive 163 m (modelled)

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

Dives

163 m
Deepest dive
5:28
Longest dive
356
Dives
25 m
Avg dive depth
32
Sightings
71
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0100200163 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (254 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 · Oct 27, 2025

measured
Seafloor depth
254 m
Sea-surface temperature
—
Distance from shore
4.0 km

Across the residency · 32 sightings

measured
Seafloor depth
33 m – 254 m
Sea-surface temperature
—
Distance from shore
2.0 km – 11.0 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 32 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.