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Monterey Bay

Graybo – Residency

34th sighting in Monterey Bay
Fluke of Graybo
Graybo Confirmed in the catalog @93972
Mar 31 – May 7, 2024 · Monterey Bay

Monterey Bay · Mar – May 2024

223 m
Deepest dive
5:55
Longest dive
207
Dives
Sightings
18
Days between first and last sighting
37
Deepest dive on record
223 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Mar 31, 2024112 m12.9°C76 m
Apr 1, 2024114 m12.9°C37 m
Apr 2, 202456 m12.8°C39 m
Apr 7, 2024104 m12.7°C79 m
Apr 8, 202498 m12.6°C83 m
Apr 9, 202469 m12.9°C61 m
Apr 10, 202491 m13.3°C63 m
Apr 11, 2024303 m13.2°C223 m
Apr 14, 202485 m12.6°C57 m
Apr 17, 202495 m12.8°C37 m
Apr 17, 202464 m13.0°C45 m
Apr 18, 2024481 m13.2°C42 m
Apr 18, 202460 m13.6°C46 m
Apr 20, 2024147 m14.0°C114 m
Apr 21, 2024254 m14.0°C180 m
Apr 22, 2024183 m14.1°C62 m
May 5, 2024272 m12.1°C98 m
May 7, 2024254 m11.9°C28 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 31, 2024 — seafloor 112 m (measured), deepest dive 76 m (modelled)Mar 31Apr 1, 2024 — seafloor 114 m (measured), deepest dive 37 m (modelled)Apr 2, 2024 — seafloor 56 m (measured), deepest dive 39 m (modelled)Apr 7, 2024 — seafloor 104 m (measured), deepest dive 79 m (modelled)Apr 7Apr 8, 2024 — seafloor 98 m (measured), deepest dive 83 m (modelled)Apr 9, 2024 — seafloor 69 m (measured), deepest dive 61 m (modelled)Apr 10, 2024 — seafloor 91 m (measured), deepest dive 63 m (modelled)Apr 10Apr 11, 2024 — seafloor 303 m (measured), deepest dive 223 m (modelled)Apr 14, 2024 — seafloor 85 m (measured), deepest dive 57 m (modelled)Apr 17, 2024 — seafloor 95 m (measured), deepest dive 37 m (modelled)Apr 17Apr 17, 2024 — seafloor 64 m (measured), deepest dive 45 m (modelled)Apr 18, 2024 — seafloor 481 m (measured), deepest dive 42 m (modelled)Apr 18, 2024 — seafloor 60 m (measured), deepest dive 46 m (modelled)Apr 18Apr 20, 2024 — seafloor 147 m (measured), deepest dive 114 m (modelled)Apr 21, 2024 — seafloor 254 m (measured), deepest dive 180 m (modelled)Apr 22, 2024 — seafloor 183 m (measured), deepest dive 62 m (modelled)Apr 22May 5, 2024 — seafloor 272 m (measured), deepest dive 98 m (modelled)May 7, 2024 — seafloor 254 m (measured), deepest dive 28 m (modelled)

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

Dives

223 m
Deepest dive
5:55
Longest dive
207
Dives
26 m
Avg dive depth
18
Sightings
37
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0125250223 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (303 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 11, 2024

measured
Seafloor depth
303 m
Sea-surface temperature
13.2°C
Distance from shore
8.0 km

Across the residency · 18 sightings

measured
Seafloor depth
56 m – 481 m
Sea-surface temperature
11.9°C – 14.1°C
Distance from shore
2.0 km – 13.0 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 18 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.