Concept
PAR ATTENUATION COEFFICIENT
| URI | http://vocab.nerc.ac.uk/collection/P09/current/LGH2/1/ | ||
|---|---|---|---|
| Within Vocab | MEDATLAS Parameter Usage Vocabulary | ||
| Alternative Labels | LGH2 | ||
| Definition | Average visible light attenuation coefficient between surface and depth of measurement (sometimes called the extinction coefficient) given by K = [log(surface PAR irradiance) - log (underwater PAR irradiance at depth of measurement)]/10. | ||
| Date | 2009-12-20T12:54:26 | ||
| Identifier | SDN:P09::LGH2 | ||
| Note | accepted | ||
| Is Version Of | LGH2 | ||
| version | 1 | ||
| Same As | P01:RXXXPARK |
Light extinction coefficient (PAR wavelengths) {PAR attenuance} in the water body by radiometer and computation from variation of light intensity with depth | |
| Broader | P02:EXCO |
Light extinction and diffusion coefficients | |
| Related | P06:UPRM |
per metre | |
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