1. Robinia pseudoacacia L. in the Western Caucasus

   • V. V. Akatov
   • T. V. Akatova
   • A. E. Shadzhe

   OriginalPaper 23 June 2016 Pages: 105 - 118

2. Woody plant invasions into the Upper Volga natural communities

   • E. A. Borisova

   OriginalPaper 23 June 2016 Pages: 119 - 122

3. Mycorrhiza formation in ash-leaved maple (Acer negundo L.) within the urbanization gradient

   • D. V. Veselkin
   • N. E. Prokina

   OriginalPaper 23 June 2016 Pages: 123 - 128

4. Bidens frondosa L. (Asteraceae) in the Republic of Mordovia (Russia)

   • N. V. Gladunova
   • A. A. Khapugin
   • E. V. Vargot

   OriginalPaper 23 June 2016 Pages: 129 - 136

5. Specific metabolic features in tissues of the ark clam Anadara kagoshimensis Tokunaga, 1906 (Bivalvia: Arcidae), a Black Sea invader

   • I. V. Golovina
   • O. L. Gostyukhina
   • T. I. Andreyenko

   OriginalPaper 23 June 2016 Pages: 137 - 145

6. Evidence of the repeated penetration of Cryptomphalus aspersa (Gastropoda, Pulmonata, Helicidae) into the territory of Eastern Europe

   • N. V. Gural-Sverlova
   • V. N. Gleba

   OriginalPaper 23 June 2016 Pages: 146 - 151

7. Change in the boundary of distribution range of the common noctule Nyctalus noctula Schreber, 1775 (Mammalia, Chiroptera, Vespertilionidae) in Siberia

   • A. V. Zhigalin
   • A. M. Khritankov

   OriginalPaper 23 June 2016 Pages: 152 - 155

8. Alien fish species in the Ob River basin

   • E. A. Interesova

   OriginalPaper 23 June 2016 Pages: 156 - 167

9. The first record of Typha austro-orientalis (Typhaceae) in the Udmurt Republic

   • O. A. Kapitonova
   • V. I. Kapitonov

   OriginalPaper 23 June 2016 Pages: 168 - 173

10. Introduction of species of genus Marenzelleria Mensil, 1896 (Polychaeta: Spionidae) in the Don River delta and Taganrog Bay

    • V. L. Syomin
    • A. V. Sikorski
    • N. I. Bulysheva

    OriginalPaper 23 June 2016 Pages: 174 - 181

11. Alien species in flora of the Moksha River basin

    • T. B. Silaeva
    • A. M. Ageeva

    OriginalPaper 23 June 2016 Pages: 182 - 188

12. Findings of Brazilian elodea in cooling ponds of the Verkhnii Tagil Power Plant (Middle Urals)

    • A. S. Fominykh
    • V. F. Mukhutdinov
    • L. M. Kipriyanova

    OriginalPaper 23 June 2016 Pages: 189 - 194

13. Alien species Pistia stratiotes L. (Araceae) in water bodies of urbanized territories of Southern Russia

    • M. I. Shapovalov
    • M. A. Saprykin

    OriginalPaper 23 June 2016 Pages: 195 - 199

14. The first finding of Apophallus müehlingi (Jägerskiöld, 1899) Lühe, 1909 (Trematoda, Heterophyidae) in Karelia

    • G. A. Yakovleva
    • D. I. Lebedeva
    • E. P. Ieshko

    OriginalPaper 23 June 2016 Pages: 200 - 204