[F1Article 2 U.K. Definitions

For the purposes of this Directive, the definitions laid down in Article 2 of Directive 2000/60/EC and in Article 2 of Commission Directive 2009/90/EC of 31 July 2009 laying down, pursuant to Directive 2000/60/EC of the European Parliament and of the Council, technical specifications for chemical analysis and monitoring of water status (1) shall apply.

In addition, the following definitions shall apply:

(1)

matrix means a compartment of the aquatic environment, namely water, sediment or biota;

(2)

biota taxon means a particular aquatic taxon within the taxonomic rank sub-phylum , class or their equivalent.]