1. Laboratoire de Conservation des Zones Humides University 8 mai 1945 Guelma Algeria
2. Biology Department University Badji Mokhtar Annaba Algeria
3. Research Institute for the Conservation of Mediterranean Wetlands Tour du Valat Le Sambuc France
4. Biology and Ecology Department University of Constantine Constantine Algeria
5. Department of Zoology, College of Science King Saud University Riyadh Saudi Arabia
6. Faculty of Science Jihočeská Univerzita České Budějovice Czech Republic
7. Department of Functional Ecology, Institute of Botany The Czech Academy of Sciences Třeboň Czech Republic