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

Ferd – Residency

2nd sighting in Monterey Bay
Fluke of Ferd
Ferd Confirmed in the catalog @1492
May 4 – 26, 1999 · Monterey Bay

Monterey Bay · May 1999

55 m
Deepest dive
2:36
Longest dive
20
Dives
Sightings
2
Days between first and last sighting
22

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 4, 199968 m10.6°C55 m
May 26, 1999414 m10.8°C32 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 4, 1999 — seafloor 68 m (measured), deepest dive 55 m (modelled)May 4May 26, 1999 — seafloor 414 m (measured), deepest dive 32 m (modelled)May 26

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

Dives

55 m
Deepest dive
2:36
Longest dive
20
Dives
22 m
Avg dive depth
2
Sightings
22
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010055 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (68 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 · May 4, 1999

measured
Seafloor depth
68 m
Sea-surface temperature
10.6°C
Distance from shore
4.0 km

Across the residency · 2 sightings

measured
Seafloor depth
68 m – 414 m
Sea-surface temperature
10.6°C – 10.8°C
Distance from shore
4.0 km – 15.0 km

Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance

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

Source records

This activity is assembled from 2 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.