1. Monitoring programmes that assess ecosystem changes depend on indicator species or
assemblages. Indicators should be sensitive and their response easily measured. This study …

Aquatic resources are under particular threat today, and therefore the management of
aquatic habitats and of their watersheds requires the development of comprehensive …

The effect of riparian deforestation and stream impoundments on an odonate community
was studied in áreas of surviving Atlantic forest in Viçosa and in Rio Doce State Park …

The paper discusses the role of dragonflies as bioindicators in wetland creation
programmes. Two projects arc presented: The Tritonwasser Project as an example for a …

Larval Zygoptera and Anisoptera were sampled at 3 lakes. Environmental variables such as
chemical composition, water current, turbidity, and vegetation cover were measured. Cross …

During a period of nine years, from 2000 to 2008, two consecutive studies—one focusing on
observations of adult Odonata, the other on collection of larvae—were carried out in the …

Increasing human pressures have a negative impact on freshwater habitats and their biota
worldwide. To protect habitats and the species contained within them, ecological …

Evaluating components of landscape diversity is essential for the implementation of efficient
conservation strategies. We evaluated the diversity of Odonata larval assemblages from the …

HABITAT SELECTION IN DRAGONFLIES.—Habitat selec-tion is an important element in the
reproductive behaviour of dragonflies. In order to optimize their fitness, individuals of both …

With reference to the work of G. CARCH1NI & E. ROTA (1985. Odonatologica 14; 239-245),
data are presented on 29 spp., relative to the chemical and physical features of their larval …