Authors

Arbeitsgruppe für Tierökologie und Planung GmbH, Filderstadt, Germany

Artenschutzmanagement gGmbH, Filderstadt, Germany

Lomonosov Moscow State University, Moscow, Russia

Faculty of Science, Palacký University, Olomouc, Czech Republic

I.D. Papanin Institute of Biology of Inland Waters, Borok, Russia

forestry trainee, Herborn, Germany

NRF-South African Institute for Aquatic Biodiversity, Makhanda, South Africa

North-Caucasus Federal University, Stavropol, Russia