According to the Water Framework Directive (WFD), the status of European surface waters is
assessed using aquatic organism groups. Here we present an overview of 297 assessment …

Increasingly, conservation professionals and regulatory agencies are attempting to identify
ecological thresholds that define a point at which populations or communities demonstrate a …

Quantile regression constitutes a family of statistical techniques intended to estimate and
draw inferences about conditional quantile functions. Median regression as introduced in …

Existing methods for identifying ecological community thresholds are designed for univariate
indicators or multivariate dimension‐reduction of community structure. Most are insensitive …

Modification of natural landscapes and land‐use intensification are global phenomena that
can result in a range of differing pressures on lotic ecosystems. We analysed national‐scale …

Nonlinear ecological responses to anthropogenic forcing are common, and in some cases,
the ecosystem responds by assuming a new stable state. This article is an overview and …

Published by the American Geophysical Union as part of the Water Resources Monograph
Series, Volume 19. What are the forms and processes characteristic of mountain rivers and …

Overgrazing has resulted in widespread decline in biodiversity and ecosystem functioning in
grasslands world‐wide in recent decades. However, few studies have examined the …

The goal of this paper is to help managers better understand implications of using aggregate
community metrics, such as taxon richness or Indices of Biotic Integrity (IBI), for detecting …

We reviewed the development of ideas and empirical understanding about disturbance in
lotic ecosystems by providing a pre-1986 historic context and highlighting major themes that …