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

CRC-19918 – Residency

55th sighting in Monterey Bay
Fluke of CRC-19918
CRC-19918 Confirmed in the catalog @66756
Apr 13 – May 7, 2025 · Monterey Bay

Monterey Bay · Apr – May 2025

126 m
Deepest dive
4:50
Longest dive
118
Dives
Sightings
8
Days between first and last sighting
24

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Apr 13, 202570 m12.7°C41 m
Apr 15, 2025154 m12.1°C126 m
Apr 30, 2025254 m12.7°C55 m
May 1, 2025138 m12.9°C115 m
May 2, 2025148 m13.1°C80 m
May 5, 202573 m12.6°C58 m
May 6, 202564 m12.4°C25 m
May 7, 202582 m12.3°C75 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
Apr 13, 2025 — seafloor 70 m (measured), deepest dive 41 m (modelled)Apr 13Apr 15, 2025 — seafloor 154 m (measured), deepest dive 126 m (modelled)Apr 15Apr 30, 2025 — seafloor 254 m (measured), deepest dive 55 m (modelled)Apr 30May 1, 2025 — seafloor 138 m (measured), deepest dive 115 m (modelled)May 1May 2, 2025 — seafloor 148 m (measured), deepest dive 80 m (modelled)May 2May 5, 2025 — seafloor 73 m (measured), deepest dive 58 m (modelled)May 5May 6, 2025 — seafloor 64 m (measured), deepest dive 25 m (modelled)May 6May 7, 2025 — seafloor 82 m (measured), deepest dive 75 m (modelled)May 7

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

Dives

126 m
Deepest dive
4:50
Longest dive
118
Dives
28 m
Avg dive depth
8
Sightings
24
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150126 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (154 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 · Apr 15, 2025

measured
Seafloor depth
154 m
Sea-surface temperature
12.1°C
Distance from shore
2.0 km

Across the residency · 8 sightings

measured
Seafloor depth
64 m – 254 m
Sea-surface temperature
12.1°C – 13.1°C
Distance from shore
2.0 km – 6.0 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 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).

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