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

CRC-9507 – Residency

3rd sighting in Monterey Bay
Fluke of CRC-9507
CRC-9507 Confirmed in the catalog @523
Aug 14 – Sep 27, 1987 · Monterey Bay

Monterey Bay · Aug – Sep 1987

56 m
Deepest dive
2:38
Longest dive
26
Dives
Sightings
3
Days between first and last sighting
44

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Aug 14, 198735 m—27 m
Aug 23, 1987740 m—56 m
Sep 27, 1987159 m—26 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 14, 1987 — seafloor 35 m (measured), deepest dive 27 m (modelled)Aug 14Aug 23, 1987 — seafloor 740 m (measured), deepest dive 56 m (modelled)Aug 23Sep 27, 1987 — seafloor 159 m (measured), deepest dive 26 m (modelled)Sep 27

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

Dives

56 m
Deepest dive
2:38
Longest dive
26
Dives
21 m
Avg dive depth
3
Sightings
44
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010056 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (740 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 · Aug 23, 1987

measured
Seafloor depth
740 m
Sea-surface temperature
—
Distance from shore
13.0 km

Across the residency · 3 sightings

measured
Seafloor depth
35 m – 740 m
Sea-surface temperature
—
Distance from shore
1.0 km – 13.0 km

Sources: GEBCO seafloor grid · PacIOOS coastline distance

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

Source records

This activity is assembled from 3 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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