Het libellenjaar 2006:een overzicht

Here we present the first results of the observations of dragonflies we received for the year 2006 for Flanders. A total of more than 6000 observations, the highest number ever, from 58 species were received. These were collected by 73 collaborators. All geographical regions and 40% of the total number of atlas squares (5x5 km UTM) were investigated. Three species, Ischnura elegans , Anax imperator and Orthetrum cancellatum were seen in more than 50% of the investigated squares. Remarkable was the still going on increase of Calopteryx splendens which was observed in 30% of the squares. Souther... Mehr ...