by M. R. Sharker M. A. Kabir S. D. Choi K. R. Hasan M. M. Rahman T. A. Shamuel 1 Department of Fisheries Biology and Genetics, Patuakhali Science and Technology University, Patuakhali, Bangladesh2 Department of Agroforestry, Patuakhali Science and Technology University, Patuakhali, Bangladesh3 Division of Marine Technology, Chonnam National University, Yeosu, South Korea

by M. Skoracki B. Sikora M. Unsoeld M. Hromada Z. Kwieciński 1 Department of Animal Morphology, Faculty of Biology, Adam Mickiewicz University, Poznan, Poland2 Section Ornithology, SNSB-Bavarian State Collection of Zoology, Munich, Germany3 Laboratory and Museum of Evolutionary Ecology, Department of Ecology, Faculty of Humanities and Natural Sciences, University of Prešov, Prešov, Slovakia4 Faculty of Biological Sciences, University of Zielona Góra, Zielona Góra, Poland5 Department of Avian Biology and Ecology, Faculty of Biology, Adam Mickiewicz University, Poznań, Poland6 Department of Ecology and Anthropology, Institute of Biology, University of Szczecin, Szczecin, Poland

by P. Nisi Cerioni M. Giovannotti T. Slimani A. S'khifa A. Splendiani T. Fioravanti V. Caputo Barucchi E. Olmo 1 Dipartimento di Scienze della Vita e dell’Ambiente, Universita Politecnica delle Marche, Ancona, Italy2 Laboratory Water, Biodiversity and Climate Change, Faculty of Sciences Semlalia, Cadi Ayyad University, Marrakech, Morocco

by P. Olszewski P. Bogusch B. Wiśniowski K. Szpila 1 Faculty of Biology and Environmental Protection, Natural History Museum, University of Lodz, Lodz, Poland2 Department of Biology, Faculty of Science, University of Hradec Králové, Hradec Králové, Czech Republic3 Institute of Agricultural Sciences, Land Management and Environmental Protection, University of Rzeszów, Rzeszów, Poland4 Department of Ecology and Biogeography, Faculty of Biological and Veterinary Sciences, Nicolaus Copernicus University in Toruń, Toruń, Poland

by K. Dancewicz P. Ceryngier J. Bocianowski B. Gabryś 1 Department of Botany and Ecology, University of Zielona Góra, Zielona Góra, Poland2 Institute of Biological Sciences, Cardinal Stefan Wyszynski University, Warsaw, Poland3 Department of Mathematical and Statistical Methods, Poznan University of Life Sciences, Poznań, Poland

by T. Marquardt S. Kaczmarek A. Seniczak M. Chudaś 1 Department of Evolutionary Biology, Faculty of Biological Sciences, Kazimierz Wielki University, Bydgoszcz, Poland2 Faculty of Applied Ecology, Agricultural Sciences and Biotechnology, Inland Norway University of Applied Sciences, Elverum, Norway

by D. Berak Čihorić D. Mrdak J. Čanak Atlagić P. Simonović 1 Faculty of Biology, University of Belgrade, Belgrade, Serbia2 Department of Laboratory Research, Hydropower Plant of Trebišnjica River, Trebinje, Bosnia and Herzegovina3 Faculty of Science and Mathematics, University of Montenegro, Podgorica, Montenegro4 Institute for Biological Research “Siniša Stanković”-National Institute of the Republic of Serbia, University of Belgrade, Belgrade, Serbia

by M. L. Vommaro M. Lento D. Michez S. Flaminio G. Luzzi I. Treccosti P. Brandmayr A. Giglio 1 Department of Biology, Ecology and Earth Science, University of Calabria, Rende, Italy2 Laboratory of Zoology, Research Institute for Biosciences, University of Mons, Mons, Belgium3 Centro di Ricerca Agricoltura e Ambiente, Consiglio per la Ricerca in Agricoltura e l’analisi dell’Economia Agraria (CREA), Bologna, Italy4 Appennino Lucano Val d’Agri-Lagonegrese National Park, Marsiconuovo, Italy5 Sila National Park, Lorica Di San Giovanni in Fiore, Italy

by L. Galli R. A. Cambra 1 Department of Earth, Environment and Life Sciences, Genoa University - Corso Europa 26, Genoa, Italy2 Museo de Invertebrados G.B. Fairchild, Estafeta Universitaria, Apartado, República de Panamá

by A. Iglikowska A. Szwarc K. Bartosik D. Gruba A. Michalak L. Namiotko A. Pouch A. Zaborska T. Namiotko 1 Laboratory of Biosystematics and Ecology of Aquatic Invertebrates, Department of Evolutionary Genetics and Biosystematics, Faculty of Biology, University of Gdańsk, Gdańsk, Poland2 Marine Geotoxicology Laboratory, Marine Chemistry and Biochemistry Department, Institute of Oceanology Polish Academy of Sciences, Sopot, Poland3 Laboratory of Pollution in Polar Regions, Marine Chemistry and Biochemistry Department, Institute of Oceanology Polish Academy of Sciences, Sopot, Poland