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

Willy – Residency

24th sighting in Monterey Bay
Fluke of Willy
Willy Confirmed in the catalog @6862
Aug 16 – Oct 6, 2023 · Monterey Bay

Monterey Bay · Aug – Oct 2023

111 m
Deepest dive
4:31
Longest dive
57
Dives
Sightings
5
Days between first and last sighting
51

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Aug 16, 202380 m15.6°C33 m
Oct 2, 2023122 m15.9°C111 m
Oct 2, 202384 m15.7°C73 m
Oct 3, 202365 m16.2°C55 m
Oct 6, 2023381 m17.0°C108 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
Aug 16, 2023 — seafloor 80 m (measured), deepest dive 33 m (modelled)Aug 16Oct 2, 2023 — seafloor 122 m (measured), deepest dive 111 m (modelled)Oct 2Oct 2, 2023 — seafloor 84 m (measured), deepest dive 73 m (modelled)Oct 2Oct 3, 2023 — seafloor 65 m (measured), deepest dive 55 m (modelled)Oct 3Oct 6, 2023 — seafloor 381 m (measured), deepest dive 108 m (modelled)Oct 6

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

Dives

111 m
Deepest dive
4:31
Longest dive
57
Dives
28 m
Avg dive depth
5
Sightings
51
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150111 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (122 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.

Unlock with Risa Deep

Place

Where this happened · Oct 2, 2023

measured
Seafloor depth
122 m
Sea-surface temperature
15.9°C
Distance from shore
6.0 km

Across the residency · 5 sightings

measured
Seafloor depth
65 m – 381 m
Sea-surface temperature
15.6°C – 17.0°C
Distance from shore
6.0 km – 26.0 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 5 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).

Happywhale runs on donations: support Happywhale →

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