Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Gulf of the Farallones

CRC-12397 – Residency

2nd sighting in Gulf of the Farallones
Fluke of CRC-12397
CRC-12397 Confirmed in the catalog @474
Aug 21 – Nov 25, 2018 · Gulf of the Farallones

Gulf of the Farallones · Aug – Nov 2018

41 m
Deepest dive
2:28
Longest dive
25
Dives
Sightings
3
Days between first and last sighting
96

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Aug 21, 201851 m—41 m
Oct 20, 201838 m—25 m
Nov 25, 201847 m—40 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 21, 2018 — seafloor 51 m (measured), deepest dive 41 m (modelled)Aug 21Oct 20, 2018 — seafloor 38 m (measured), deepest dive 25 m (modelled)Oct 20Nov 25, 2018 — seafloor 47 m (measured), deepest dive 40 m (modelled)Nov 25

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

Dives

41 m
Deepest dive
2:28
Longest dive
25
Dives
23 m
Avg dive depth
3
Sightings
96
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0255041 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (51 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 21, 2018

measured
Seafloor depth
51 m
Sea-surface temperature
—
Distance from shore
6.0 km

Across the residency · 3 sightings

measured
Seafloor depth
38 m – 51 m
Sea-surface temperature
—
Distance from shore
6.0 km – 11.0 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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Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.