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Photosynthetically Available Radiation

A Photosynthetically Available Radiation (PAR) sensor is used to measure the spectral range of light that is available in the water column for use by primary producers for photosynthesis (400-700 nanometers).

Data Products

This instrument measures the following data products. Select a data product's name to learn more.

Instrument Models & Deployed Locations

The OOI includes the following instrument makes and models for this instrument type. Follow the links below to find out where in the OOI this instrument has been deployed. You'll also find quick links for each instrument to Data portal, where you can plot and access data.

Series Make Model
PARADA Satlantic digital PAR
PARADK Biospherical Instruments QSP-2200
PARADM Biospherical Instruments QSP-2155
PARADN Biospherical Instruments QSP-2150

Primary Science Discipline

Research Themes


Access Data
PARAD on the Data Portal