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Sections 1.1.1 to 1.1.4 are replaced by the following: ‘1.1.1. Rivers Biological elements Composition and abundance of aquatic flora Composition and abundance of benthic invertebrate fauna Composition, abundance and age structure of fish fauna Hydromorphological elements supporting the biological elements Hydrological regime quantity and dynamics of water flow connection to groundwater bodies River continuity Morphological conditions river depth and width variation structure and substrate of the river bed structure of the riparian zone General physico-chemical elements supporting the biological elements Thermal conditions Oxygenation conditions Salinity Acidification status Nutrient conditions 1.1.2. Lakes Biological elements Composition, abundance and biomass of phytoplankton Composition and abundance of other aquatic flora Composition and abundance of benthic invertebrate fauna Composition, abundance and age structure of fish fauna Hydromorphological elements supporting the biological elements Hydrological regime quantity and dynamics of water flow residence time connection to the groundwater body Morphological conditions lake depth variation quantity, structure and substrate of the lake bed structure of the lake shore General physico-chemical elements supporting the biological elements Transparency Thermal conditions Oxygenation conditions Salinity Acidification status Nutrient conditions 1.1.3. Transitional waters Biological elements Composition, abundance and biomass of phytoplankton Composition and abundance of other aquatic flora Composition and abundance of benthic invertebrate fauna Composition and abundance of fish fauna Hydro-morphological elements supporting the biological elements Morphological conditions depth variation quantity, structure and substrate of the bed structure of the intertidal zone Tidal regime freshwater flow wave exposure General physico-chemical elements supporting the biological elements Transparency Thermal conditions Oxygenation conditions Salinity Nutrient conditions 1.1.4. Coastal waters Biological elements Composition, abundance and biomass of phytoplankton Composition and abundance of other aquatic flora Composition and abundance of benthic invertebrate fauna Hydromorphological elements supporting the biological elements Morphological conditions depth variation structure and substrate of the coastal bed structure of the intertidal zone Tidal regime direction of dominant currents wave exposure General physico-chemical elements supporting the biological elements Transparency Thermal conditions Oxygenation conditions Salinity Nutrient conditions’;

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Source: EUR-Lex (Cellar) · retrieved 2026-10-08 · Text as adopted (Official Journal); later amendments are not incorporated in this text.