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Monterey Bay

Chardonnay – Residency

50th sighting in Monterey Bay
Fluke of Chardonnay
Chardonnay Confirmed in the catalog @106594
Mar 8 – Nov 4, 2025 · Monterey Bay

Monterey Bay · Mar – Nov 2025

125 m
Deepest dive
5:35
Longest dive
304
Dives
Sightings
28
Days between first and last sighting
241

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 8, 202541 m11.9°C32 m
Mar 9, 202588 m12.1°C25 m
Mar 19, 202585 m11.8°C63 m
Mar 20, 202582 m12.2°C54 m
Mar 24, 2025180 m12.5°C89 m
Mar 25, 202530 m12.5°C21 m
Apr 3, 202552 m12.5°C47 m
Apr 12, 2025108 m13.3°C29 m
Apr 13, 2025567 m12.5°C32 m
Apr 15, 202573 m12.1°C64 m
Apr 28, 202558 m12.7°C32 m
May 5, 202559 m12.6°C38 m
May 6, 202562 m12.4°C55 m
May 7, 202561 m12.3°C55 m
May 13, 2025254 m13.0°C42 m
May 14, 2025152 m12.9°C31 m
May 27, 2025567 m13.2°C125 m
Jul 26, 202572 m15.7°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
Mar 8, 2025 — seafloor 41 m (measured), deepest dive 32 m (modelled)Mar 8Mar 9, 2025 — seafloor 88 m (measured), deepest dive 25 m (modelled)Mar 19, 2025 — seafloor 85 m (measured), deepest dive 63 m (modelled)Mar 20, 2025 — seafloor 82 m (measured), deepest dive 54 m (modelled)Mar 24, 2025 — seafloor 180 m (measured), deepest dive 89 m (modelled)Mar 25, 2025 — seafloor 30 m (measured), deepest dive 21 m (modelled)Mar 25Apr 3, 2025 — seafloor 52 m (measured), deepest dive 47 m (modelled)Apr 12, 2025 — seafloor 108 m (measured), deepest dive 29 m (modelled)Apr 13, 2025 — seafloor 567 m (measured), deepest dive 32 m (modelled)Apr 15, 2025 — seafloor 73 m (measured), deepest dive 64 m (modelled)Apr 28, 2025 — seafloor 58 m (measured), deepest dive 32 m (modelled)Apr 28May 5, 2025 — seafloor 59 m (measured), deepest dive 38 m (modelled)May 6, 2025 — seafloor 62 m (measured), deepest dive 55 m (modelled)May 7, 2025 — seafloor 61 m (measured), deepest dive 55 m (modelled)May 13, 2025 — seafloor 254 m (measured), deepest dive 42 m (modelled)May 14, 2025 — seafloor 152 m (measured), deepest dive 31 m (modelled)May 14May 27, 2025 — seafloor 567 m (measured), deepest dive 125 m (modelled)Jul 26, 2025 — seafloor 72 m (measured), deepest dive 35 m (modelled)Aug 11, 2025 — seafloor 70 m (measured), deepest dive 25 m (modelled)Sep 22, 2025 — seafloor 142 m (measured), deepest dive 37 m (modelled)Sep 24, 2025 — seafloor 135 m (measured), deepest dive 32 m (modelled)Sep 24Sep 24, 2025 — seafloor 82 m (measured), deepest dive 43 m (modelled)Sep 25, 2025 — seafloor 145 m (measured), deepest dive 87 m (modelled)Sep 30, 2025 — seafloor 141 m (measured), deepest dive 104 m (modelled)Oct 23, 2025 — seafloor 69 m (measured), deepest dive 54 m (modelled)Oct 25, 2025 — seafloor 164 m (measured), deepest dive 93 m (modelled)Oct 25Oct 29, 2025 — seafloor 16 m (measured), deepest dive 13 m (modelled)Nov 4, 2025 — seafloor 123 m (measured), deepest dive 79 m (modelled)

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

Dives

125 m
Deepest dive
5:35
Longest dive
304
Dives
21 m
Avg dive depth
28
Sightings
241
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
075150125 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 · May 27, 2025

measured
Seafloor depth
567 m
Sea-surface temperature
13.2°C
Distance from shore
16.0 km

Across the residency · 28 sightings

measured
Seafloor depth
16 m – 567 m
Sea-surface temperature
11.8°C – 17.4°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 28 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.