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

Ziggurat – Residency

5th sighting in Monterey Bay
Fluke of Ziggurat
Ziggurat Confirmed in the catalog @63
May 2 – Jun 27, 2015 · Monterey Bay

Monterey Bay · May – Jun 2015

205 m
Deepest dive
6:52
Longest dive
71
Dives
Sightings
4
Days between first and last sighting
56

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 2, 2015254 m13.0°C205 m
May 10, 201553 m12.3°C36 m
Jun 1, 201588 m13.2°C77 m
Jun 27, 2015155 m13.9°C55 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 2, 2015 — seafloor 254 m (measured), deepest dive 205 m (modelled)May 2May 10, 2015 — seafloor 53 m (measured), deepest dive 36 m (modelled)May 10Jun 1, 2015 — seafloor 88 m (measured), deepest dive 77 m (modelled)Jun 1Jun 27, 2015 — seafloor 155 m (measured), deepest dive 55 m (modelled)Jun 27

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

Dives

205 m
Deepest dive
6:52
Longest dive
71
Dives
33 m
Avg dive depth
4
Sightings
56
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0125250205 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 · May 2, 2015

measured
Seafloor depth
254 m
Sea-surface temperature
13.0°C
Distance from shore
4.0 km

Across the residency · 4 sightings

measured
Seafloor depth
53 m – 254 m
Sea-surface temperature
12.3°C – 13.9°C
Distance from shore
2.0 km – 4.0 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.