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

CRC-20919 – Residency

26th sighting in Monterey Bay
Fluke of CRC-20919
CRC-20919 Confirmed in the catalog @115507
May 18 – Jun 30, 2026 · Monterey Bay

Crowded Green Water, Right on Time

Early summer in the bay, and the shelf edge feeding is loud with company.

89 m
Deepest dive
3:16
Longest dive
77
Dives
Sightings
7
Days between first and last sighting
43

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 18, 2026103 m11.4°C89 m
May 19, 202699 m11.6°C63 m
May 20, 2026118 m11.7°C54 m
May 21, 2026103 m11.6°C37 m
May 22, 202662 m12.0°C41 m
May 23, 202672 m12.4°C34 m
Jun 30, 202651 m16.1°C45 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
May 18, 2026 — seafloor 103 m (measured), deepest dive 89 m (modelled)May 18May 19, 2026 — seafloor 99 m (measured), deepest dive 63 m (modelled)May 19May 20, 2026 — seafloor 118 m (measured), deepest dive 54 m (modelled)May 20May 21, 2026 — seafloor 103 m (measured), deepest dive 37 m (modelled)May 21May 22, 2026 — seafloor 62 m (measured), deepest dive 41 m (modelled)May 22May 23, 2026 — seafloor 72 m (measured), deepest dive 34 m (modelled)May 23Jun 30, 2026 — seafloor 51 m (measured), deepest dive 45 m (modelled)Jun 30

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

Dives

89 m
Deepest dive
3:16
Longest dive
77
Dives
23 m
Avg dive depth
7
Sightings
43
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010089 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (103 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 · May 18, 2026

measured
Seafloor depth
103 m
Sea-surface temperature
11.4°C
Distance from shore
2.0 km

Across the residency · 7 sightings

measured
Seafloor depth
51 m – 118 m
Sea-surface temperature
11.4°C – 16.1°C
Distance from shore
2.0 km – 9.0 km

Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 7 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.