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Monterey Bay

Willy II – Residency

36th sighting in Monterey Bay
Fluke of Willy II
Willy II Confirmed in the catalog @4627
May 6 – Aug 19, 2019 · Monterey Bay

Monterey Bay · May – Aug 2019

150 m
Deepest dive
4:33
Longest dive
122
Dives
Sightings
9
Days between first and last sighting
105

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 6, 2019115 m14.3°C92 m
May 8, 2019802 m14.5°C142 m
Jun 23, 2019254 m15.1°C37 m
Jun 24, 2019254 m15.6°C150 m
Jun 26, 2019868 m15.7°C89 m
Aug 1, 2019117 m14.8°C96 m
Aug 7, 201972 m13.1°C57 m
Aug 10, 201979 m13.3°C64 m
Aug 19, 2019312 m16.0°C72 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 6, 2019 — seafloor 115 m (measured), deepest dive 92 m (modelled)May 6May 8, 2019 — seafloor 802 m (measured), deepest dive 142 m (modelled)May 8Jun 23, 2019 — seafloor 254 m (measured), deepest dive 37 m (modelled)Jun 23Jun 24, 2019 — seafloor 254 m (measured), deepest dive 150 m (modelled)Jun 24Jun 26, 2019 — seafloor 868 m (measured), deepest dive 89 m (modelled)Jun 26Aug 1, 2019 — seafloor 117 m (measured), deepest dive 96 m (modelled)Aug 1Aug 7, 2019 — seafloor 72 m (measured), deepest dive 57 m (modelled)Aug 7Aug 10, 2019 — seafloor 79 m (measured), deepest dive 64 m (modelled)Aug 10Aug 19, 2019 — seafloor 312 m (measured), deepest dive 72 m (modelled)Aug 19

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

Dives

150 m
Deepest dive
4:33
Longest dive
122
Dives
28 m
Avg dive depth
9
Sightings
105
Days first → last

Dive metrics are modelled within real depth limits — not measured

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Dive profile

modelled
0100200150 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (254 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 · Jun 24, 2019

measured
Seafloor depth
254 m
Sea-surface temperature
15.6°C
Distance from shore
4.0 km

Across the residency · 9 sightings

measured
Seafloor depth
72 m – 868 m
Sea-surface temperature
13.1°C – 16.0°C
Distance from shore
2.0 km – 9.0 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 9 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.