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

Black Rakes – Residency

11th sighting in Santa Barbara Channel
Fluke of Black Rakes
Black Rakes Confirmed in the catalog @1138
Oct 19 – Nov 2, 2024 · Santa Barbara Channel

Santa Barbara Channel · Oct – Nov 2024

216 m
Deepest dive
8:54
Longest dive
63
Dives
Sightings
6
Days between first and last sighting
14
Deepest dive on record
216 m · this residency

Dive stats modelled within real depth limits — not measured

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SightingSeafloorSea tempDeepest dive (modelled)
Oct 19, 202470 m18.5°C17 m
Oct 19, 2024119 m18.5°C75 m
Oct 31, 2024425 m17.5°C216 m
Nov 1, 2024738 m18.6°C146 m
Nov 1, 2024791 m18.8°C46 m
Nov 2, 2024367 m18.1°C163 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
Oct 19, 2024 — seafloor 70 m (measured), deepest dive 17 m (modelled)Oct 19Oct 19, 2024 — seafloor 119 m (measured), deepest dive 75 m (modelled)Oct 19Oct 31, 2024 — seafloor 425 m (measured), deepest dive 216 m (modelled)Oct 31Nov 1, 2024 — seafloor 738 m (measured), deepest dive 146 m (modelled)Nov 1Nov 1, 2024 — seafloor 791 m (measured), deepest dive 46 m (modelled)Nov 1Nov 2, 2024 — seafloor 367 m (measured), deepest dive 163 m (modelled)Nov 2

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

Dives

216 m
Deepest dive
8:54
Longest dive
63
Dives
31 m
Avg dive depth
6
Sightings
14
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0125250216 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (425 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 · Oct 31, 2024

measured
Seafloor depth
425 m
Sea-surface temperature
17.5°C
Distance from shore
14.0 km

Across the residency · 6 sightings

measured
Seafloor depth
70 m – 791 m
Sea-surface temperature
17.5°C – 18.8°C
Distance from shore
9.0 km – 24.0 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 6 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.