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Monterey Bay

2022-2023 calf of CRC-11258 – Residency

45th sighting in Monterey Bay
Fluke of 2022-2023 calf of CRC-11258
2022-2023 calf of CRC-11258 Confirmed in the catalog @95745
Jul 14 – Nov 2, 2025 · Monterey Bay

Monterey Bay · Jul – Nov 2025

131 m
Deepest dive
4:40
Longest dive
241
Dives
Sightings
20
Days between first and last sighting
111

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Jul 14, 202526 m13.0°C23 m
Jul 15, 202561 m15.3°C54 m
Jul 15, 2025567 m15.2°C43 m
Jul 19, 202593 m15.6°C76 m
Jul 19, 202571 m15.6°C52 m
Jul 21, 2025115 m15.7°C46 m
Aug 18, 202568 m15.7°C39 m
Aug 28, 202588 m17.0°C67 m
Aug 31, 202588 m16.4°C15 m
Sep 1, 202588 m16.7°C80 m
Sep 3, 202587 m16.9°C50 m
Sep 4, 202587 m16.6°C58 m
Sep 13, 2025314 m16.8°C83 m
Sep 13, 202543 m16.8°C35 m
Sep 15, 202575 m16.9°C50 m
Sep 17, 202571 m18.1°C60 m
Oct 31, 2025567 m16.0°C131 m
Nov 1, 202552 m15.5°C35 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 14, 2025 — seafloor 26 m (measured), deepest dive 23 m (modelled)Jul 14Jul 15, 2025 — seafloor 61 m (measured), deepest dive 54 m (modelled)Jul 15, 2025 — seafloor 567 m (measured), deepest dive 43 m (modelled)Jul 19, 2025 — seafloor 93 m (measured), deepest dive 76 m (modelled)Jul 19, 2025 — seafloor 71 m (measured), deepest dive 52 m (modelled)Jul 19Jul 21, 2025 — seafloor 115 m (measured), deepest dive 46 m (modelled)Aug 18, 2025 — seafloor 68 m (measured), deepest dive 39 m (modelled)Aug 28, 2025 — seafloor 88 m (measured), deepest dive 67 m (modelled)Aug 31, 2025 — seafloor 88 m (measured), deepest dive 15 m (modelled)Aug 31Sep 1, 2025 — seafloor 88 m (measured), deepest dive 80 m (modelled)Sep 3, 2025 — seafloor 87 m (measured), deepest dive 50 m (modelled)Sep 4, 2025 — seafloor 87 m (measured), deepest dive 58 m (modelled)Sep 13, 2025 — seafloor 314 m (measured), deepest dive 83 m (modelled)Sep 13Sep 13, 2025 — seafloor 43 m (measured), deepest dive 35 m (modelled)Sep 15, 2025 — seafloor 75 m (measured), deepest dive 50 m (modelled)Sep 17, 2025 — seafloor 71 m (measured), deepest dive 60 m (modelled)Oct 31, 2025 — seafloor 567 m (measured), deepest dive 131 m (modelled)Oct 31Nov 1, 2025 — seafloor 52 m (measured), deepest dive 35 m (modelled)Nov 1, 2025 — seafloor 567 m (measured), deepest dive 78 m (modelled)Nov 2, 2025 — seafloor 1,014 m (measured), deepest dive 20 m (modelled)

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

Dives

131 m
Deepest dive
4:40
Longest dive
241
Dives
24 m
Avg dive depth
20
Sightings
111
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150131 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (567 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 · Oct 31, 2025

measured
Seafloor depth
567 m
Sea-surface temperature
16.0°C
Distance from shore
16.0 km

Across the residency · 20 sightings

measured
Seafloor depth
26 m – 1,014 m
Sea-surface temperature
13.0°C – 18.1°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 20 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.