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Preferred term

mass_concentration_of_diatoms_expressed_as_nitrogen_in_sea_water  

Definition

  • Mass concentration means mass per unit volume and is used in the construction mass_concentration_of_X_in_Y, where X is a material constituent of Y. A chemical or biological species denoted by X may be described by a single term such as "nitrogen" or a phrase such as "nox_expressed_as_nitrogen". The phrase "expressed_as" is used in the construction A_expressed_as_B, where B is a chemical constituent of A. It means that the quantity indicated by the standard name is calculated solely with respect to the B contained in A, neglecting all other chemical constituents of A. Diatoms are single-celled phytoplankton with an external skeleton made of silica. Phytoplankton are algae that grow where there is sufficient light to support photosynthesis.

Note

  • Mapping to be determined

URI

https://vocab.met.no/CFSTDN/mass_concentration_of_diatoms_expressed_as_nitrogen_in_sea_water

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