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

CRC-21759 – Residency

17th sighting in Monterey Bay
Fluke of CRC-21759
CRC-21759 Confirmed in the catalog @106630
Aug 28 – Sep 22, 2025 · Monterey Bay

Monterey Bay · Aug – Sep 2025

75 m
Deepest dive
3:12
Longest dive
103
Dives
Sightings
9
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 28, 202588 m—34 m
Aug 31, 202588 m—75 m
Sep 1, 202579 m—69 m
Sep 2, 202579 m—67 m
Sep 3, 202580 m—62 m
Sep 4, 202587 m—58 m
Sep 20, 2025129 m—69 m
Sep 22, 202565 m—35 m
Sep 22, 2025124 m—51 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 28, 2025 — seafloor 88 m (measured), deepest dive 34 m (modelled)Aug 28Aug 31, 2025 — seafloor 88 m (measured), deepest dive 75 m (modelled)Aug 31Sep 1, 2025 — seafloor 79 m (measured), deepest dive 69 m (modelled)Sep 1Sep 2, 2025 — seafloor 79 m (measured), deepest dive 67 m (modelled)Sep 2Sep 3, 2025 — seafloor 80 m (measured), deepest dive 62 m (modelled)Sep 3Sep 4, 2025 — seafloor 87 m (measured), deepest dive 58 m (modelled)Sep 4Sep 20, 2025 — seafloor 129 m (measured), deepest dive 69 m (modelled)Sep 20Sep 22, 2025 — seafloor 65 m (measured), deepest dive 35 m (modelled)Sep 22Sep 22, 2025 — seafloor 124 m (measured), deepest dive 51 m (modelled)Sep 22

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

Dives

75 m
Deepest dive
3:12
Longest dive
103
Dives
23 m
Avg dive depth
9
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
05010075 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (88 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 · Aug 31, 2025

measured
Seafloor depth
88 m
Sea-surface temperature
—
Distance from shore
7.0 km

Across the residency · 9 sightings

measured
Seafloor depth
65 m – 129 m
Sea-surface temperature
—
Distance from shore
2.0 km – 7.0 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 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).

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