Freshwater is a basic need for the mankind. Effective biological tools (ecologically based,
efficient, rapid and consistently applicable to different ecological regions) are needed to …

Abstract The Water Framework Directive is the first international legislation to require
European countries to establish comparable ecological assessment schemes for their …

Periphytic diatoms, macrophytes, benthic macroinvertebrates and fish were sampled with
standard methods in 185 streams in nine European countries to compare their response to …

Background Despite specific restrictions on their production and use, per-and polyfluoralkyl
substances (PFAS) are still omnipresent in the environment, including aquatic ecosystems …

The ability of many introduced fish species to thrive in degraded aquatic habitats and their
potential to impact on aquatic ecosystem structure and function suggest that introduced fish …

A classification tool suitable for establishing the ecological status of lakes based on fish
population parameters has been developed for the Republic of Ireland and Northern Ireland …

The development of a multi‐metric fish index, the Estuarine Fish Community Index (EFCI),
for assessing estuarine environments is described. The index comprises 14 metrics or …

Fish assemblage indicators developed throughout the world were reviewed and key
differences in methodologies depending on ecoregions, basins and contrasting fish fauna …

The functional ecological guild approach is the cornerstone for the development of Indices of
Biotic Integrity and multi‐metric indices to assess the ecological status of aquatic systems …

The North American centrarchid, pumpkinseed Lepomis gibbosus (Linnaeus), is a good
example of how the life history traits and biogeographical patterns of growth can vary in …