11:45 AM - 1:30 PM [P0084] Adapting and Applying a Modified Dragonfly Biotic Index for Assessing Freshwater Ecosystems in Central Europe *Eva Bilkova1, Hana Sigutova1,2, Petr Pyszko1, Ales Dolny1 (1. University of Ostrava (Czech Republic), 2. Palacky University (Czech Republic))