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

Long John Silver – Residency

11th sighting in Monterey Bay
Fluke of Long John Silver
Long John Silver Confirmed in the catalog @1417
Aug 21 – Oct 5, 2017 · Monterey Bay

Monterey Bay · Aug – Oct 2017

—
Deepest dive
—
Longest dive
—
Dives
Sightings
7
Days between first and last sighting
45

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Aug 21, 2017191 m16.6°C—
Sep 12, 2017264 m17.8°C—
Sep 15, 2017301 m17.4°C—
Sep 16, 2017387 m17.2°C—
Sep 24, 2017282 m15.9°C—
Oct 2, 2017349 m13.4°C—
Oct 5, 2017827 m13.6°C—

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 21, 2017 — seafloor 191 m (measured), deepest dive — (modelled)Aug 21Sep 12, 2017 — seafloor 264 m (measured), deepest dive — (modelled)Sep 12Sep 15, 2017 — seafloor 301 m (measured), deepest dive — (modelled)Sep 15Sep 16, 2017 — seafloor 387 m (measured), deepest dive — (modelled)Sep 16Sep 24, 2017 — seafloor 282 m (measured), deepest dive — (modelled)Sep 24Oct 2, 2017 — seafloor 349 m (measured), deepest dive — (modelled)Oct 2Oct 5, 2017 — seafloor 827 m (measured), deepest dive — (modelled)Oct 5

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

Dives

—
Deepest dive
—
Longest dive
—
Dives
—
Avg dive depth
7
Sightings
45
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
02550startdive sequence (illustrative)

Modelled from the published dive-behaviour distribution. 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 · Oct 5, 2017

measured
Seafloor depth
827 m
Sea-surface temperature
13.6°C
Distance from shore
11.0 km

Across the residency · 7 sightings

measured
Seafloor depth
191 m – 827 m
Sea-surface temperature
13.4°C – 17.8°C
Distance from shore
4.0 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 7 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.