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

CRC-19678 – Residency

2nd sighting in Northern California Coast
Fluke of CRC-19678
CRC-19678 Confirmed in the catalog @79399
May 5, 2021 · Northern California Coast

Northern California Coast · May 2021

73 m
Deepest dive
3:00
Longest dive
28
Dives
Sightings
2
Days between first and last sighting
Same day

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
May 5, 2021125 m—59 m
May 5, 202195 m—73 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 5, 2021 — seafloor 125 m (measured), deepest dive 59 m (modelled)May 5May 5, 2021 — seafloor 95 m (measured), deepest dive 73 m (modelled)May 5

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

Dives

73 m
Deepest dive
3:00
Longest dive
28
Dives
21 m
Avg dive depth
2
Sightings
Same day
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
05010073 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (95 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 5, 2021

measured
Seafloor depth
95 m
Sea-surface temperature
—
Distance from shore
21.0 km

Across the residency · 2 sightings

measured
Seafloor depth
95 m – 125 m
Sea-surface temperature
—
Distance from shore
21.0 km – 25.0 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 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.