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

CRC-20395 – Residency

44th sighting in Monterey Bay
Fluke of CRC-20395
CRC-20395 Confirmed in the catalog @82290
Jul 28 – Sep 29, 2025 · Monterey Bay

Monterey Bay · Jul – Sep 2025

173 m
Deepest dive
5:37
Longest dive
105
Dives
Sightings
9
Days between first and last sighting
63

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Jul 28, 202572 m16.5°C52 m
Jul 29, 2025121 m16.5°C99 m
Jul 29, 2025587 m16.4°C45 m
Jul 31, 202589 m15.8°C79 m
Aug 12, 202587 m15.2°C35 m
Aug 12, 2025103 m15.2°C47 m
Aug 16, 2025202 m15.6°C173 m
Sep 29, 2025567 m17.3°C44 m
Sep 29, 202546 m17.2°C38 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
Jul 28, 2025 — seafloor 72 m (measured), deepest dive 52 m (modelled)Jul 28Jul 29, 2025 — seafloor 121 m (measured), deepest dive 99 m (modelled)Jul 29Jul 29, 2025 — seafloor 587 m (measured), deepest dive 45 m (modelled)Jul 29Jul 31, 2025 — seafloor 89 m (measured), deepest dive 79 m (modelled)Jul 31Aug 12, 2025 — seafloor 87 m (measured), deepest dive 35 m (modelled)Aug 12Aug 12, 2025 — seafloor 103 m (measured), deepest dive 47 m (modelled)Aug 12Aug 16, 2025 — seafloor 202 m (measured), deepest dive 173 m (modelled)Aug 16Sep 29, 2025 — seafloor 567 m (measured), deepest dive 44 m (modelled)Sep 29Sep 29, 2025 — seafloor 46 m (measured), deepest dive 38 m (modelled)Sep 29

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

Dives

173 m
Deepest dive
5:37
Longest dive
105
Dives
27 m
Avg dive depth
9
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
0100200173 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (202 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 16, 2025

measured
Seafloor depth
202 m
Sea-surface temperature
15.6°C
Distance from shore
9.0 km

Across the residency · 9 sightings

measured
Seafloor depth
46 m – 587 m
Sea-surface temperature
15.2°C – 17.3°C
Distance from shore
2.0 km – 16.0 km

Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 9 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.