reading the signal…
Signals / Object / Street-level imagery
in Newport Beach, CA·counted·150 all time
A small marine crustacean attached to rocks or other surfaces, typically enclosed in a hard, layered shell.
Counted, not streamed: Barnacle has no time series, so it is read as a footprint across places. All-time count by city.
Things that physically exist: street furniture, signs, buildings. All-time counts.