Editor in chief:

Prof. Dr Arvīds BARŠEVSKIS, Institute of Life Sciences and Technologies, Daugavpils University, Vienības, 13 - 229, Daugavpils, LV-5401, LATVIA; e-mail: arvids.barsevskis@du.lv

Associate Editors in chief:

Prof. Dr. hab. Jarosław SKLODOWSKI, Department of Forest Protection and Ecology, Warsaw Agricultural University, Nowoursynowska 159, 02-776, Warsaw, Poland; e-mail: sklodowski@wl.sggw.pl

Dr hab. Axel SCHWERK, Lab. of Evaluation and Assessment of Nat. Res., Warsaw University of Life Sciences, Nowoursynowska 166, 02-787, Warsaw, Poland; e-mail: axel_schwerk@sggw.pl

English Language Editor:

Dr. Stephen VENN, University of Helsinki, Finland;

Dr.hab. Axel SCHWERK, Warsaw University of Life Sciences, Poland, Armin Schreiner, Germany

Ecological Editor:

Dr hab. Axel SCHWERK (Warsaw University of Life Sciences, Poland)

Faunistic and Systematic Editor:

Dr Alexey SHAVRIN (Daugavpils University, Latvia)

Molecular Systematics Editor:

Prof. Dr Jose SERRANO (Murcia University, Spain)

Statistic Editor:

Dr Zdzislaw PIASTA (Kielce University of Technology, Poland); Msc Ryszard MEZYK, Ontological
Centrum, Kielce, Poland)

INTERNATIONAL EDITORIAL BOARD:
Dr Alexander ANICHTCHENKO - Daugavpils, Latvia
Prof. Dr Arvīds BARŠEVSKIS - Daugavpils, Latvia
Prof. Dr Pietro BRANDMAYR - Calabria, Italy
Dr Stanislaw HURUK - Kielce, Poland
Dr Manfred A. JÄCH - Wien, Austria
Prof. Dr Jari NIEMELA - Helsinki, Finland
Prof. Dr Slawomir MAZUR - Warszawa, Poland
Prof. Dr Dietrich MOSSAKOWSKI - Bremen, Germany
Dr Artur RUTKIEWICZ - Warszawa, Poland
Dr Axel SCHWERK - Warszawa, Poland
Dr Alexey SHAVRIN - Daugavpils, Latvia
Prof. Dr Jaroslaw SKLODOWSKI - Warszawa, Poland
Prof. Dr Jose SERRANO - Murcia, Spain
Dr Vytautas TAMUTIS - Kaunas, Lithuania
Dr Uldis VALAINIS - Daugavpils, Latvia
Dr Stephen VENN - Helsinki, Finland
Dr KaljoVOOLMA - Tartu, Estonia