Urbanisation currently threatens over one-third of the world's known amphibian species. The
main threats of urbanisation to amphibian populations are habitat loss, habitat fragmentation …

The expansion of urban areas is one of the most significant anthropogenic impacts on the
natural landscape. Due to their sensitivity to stressors in both aquatic and terrestrial habitats …

It is now clear that data based on the studies of fish eggs and larvae make a number of
unique contributions to fishery science that are crucial for accurate assessment and …

Dragonflies are reliable indicators of the ecological quality of land–water ecotones, habitat
heterogeneity and the hydrological dynamics of water bodies. In recent years, surveys of …

In this article, the role of fish as bioindicators is discussed. The comprehensive knowledge of
taxonomy, habitat requirements, and physiology of fish is a key prerequisite of using fish as …

Insects do not live in isolation. They interact with the abiotic environment and are major
components of the terrestrial and freshwater biotic milieus. They are crucial to so many …

The ecological status of floodplain areas along the Austrian section of the Danube was
assessed by an approach based on dragonfly surveys. Although this river section contains a …

Restoration measures of deteriorated river ecosystems generally aim at increasing the
spatial heterogeneity and connectivity of these systems in order to increase biodiversity and …

The ecological condition of the Danube section in Vienna (Austria) has been greatly
impaired by urban development, regulation, channel straightening and the construction of a …

Los bioindicadores han demostrado ser herramientas muy útiles para la evaluación del
estado de perturbación o madurez de los ecosistemas, así como en la monitorización y …