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

Duke of Flukington – Residency

22nd sighting in Monterey Bay
Fluke of Duke of Flukington
Duke of Flukington Confirmed in the catalog @1400
Aug 18 – Sep 21, 2023 · Monterey Bay

Monterey Bay · Aug – Sep 2023

123 m
Deepest dive
5:13
Longest dive
68
Dives
Sightings
4
Days between first and last sighting
34

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 18, 2023124 m17.2°C109 m
Aug 18, 2023104 m17.1°C59 m
Aug 20, 2023210 m17.4°C62 m
Sep 21, 2023447 m16.6°C123 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 18, 2023 — seafloor 124 m (measured), deepest dive 109 m (modelled)Aug 18Aug 18, 2023 — seafloor 104 m (measured), deepest dive 59 m (modelled)Aug 18Aug 20, 2023 — seafloor 210 m (measured), deepest dive 62 m (modelled)Aug 20Sep 21, 2023 — seafloor 447 m (measured), deepest dive 123 m (modelled)Sep 21

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

Dives

123 m
Deepest dive
5:13
Longest dive
68
Dives
26 m
Avg dive depth
4
Sightings
34
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
075150123 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (447 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 · Sep 21, 2023

measured
Seafloor depth
447 m
Sea-surface temperature
16.6°C
Distance from shore
9.0 km

Across the residency · 4 sightings

measured
Seafloor depth
104 m – 447 m
Sea-surface temperature
16.6°C – 17.4°C
Distance from shore
8.0 km – 14.0 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 4 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.