1. Finding of the Invasive Amphipod Gmelinoides fasciatus (Stebbing, 1899) in Watercourses of the Lake Onega Basin

   • I. A. Baryshev

   OriginalPaper 30 December 2021 Pages: 337 - 340

   

2. Invasive Pests Revealed in Some Greenhouses of Yerevan

   • K. P. Dilbaryan
   • L. A. Ghazaryan
   • A. G. Khachatryan

   OriginalPaper 30 December 2021 Pages: 341 - 347

   

3. Populations of Invasive Species Asian Ladybird in the European Part of Russia

   • I. A. Zakharov

   OriginalPaper 30 December 2021 Pages: 348 - 349

4. The Catch of Rainbow Trout Parasalmo mykiss on Sakhalin Island

   • E. A. Kirillova
   • K. V. Kuzishchin
   • E. V. Vinogradov

   OriginalPaper 30 December 2021 Pages: 350 - 354

   

5. About Regeneration of Alien Polychaete Polydora websteri (Annelida: Spionidae)

   • E. V. Lisitskaya
   • N. A. Boltachova

   OriginalPaper 30 December 2021 Pages: 355 - 361

   

6. First Data on Parasites of Neogobius iljini (Perciformes, Gobiidae) of the Middle Volga

   • O. V. Mineeva
   • D. Yu. Semenov

   OriginalPaper 30 December 2021 Pages: 362 - 372

7. On the Invasion of the Genus Marenzelleria (Polychaeta, Spionidae) Representatives into the Caspian Sea Basin

   • A. V. Mikhailova
   • E. V. Popova
   • N. V. Aladin

   OriginalPaper 30 December 2021 Pages: 373 - 376

8. Alien Plant Species in the Russian Arctic: Spatial Patterns, Corridors, and Local Invasions

   • O. V. Morozova
   • A. A. Tishkov

   OriginalPaper 30 December 2021 Pages: 377 - 386

   

9. Application of Herbicides in the Control of the Invasive Species Heracleum sosnowskyi Manden. (Sosnowsky’s Hogweed) in Forestry

   • A. B. Egorov
   • A. M. Postnikov
   • A. A. Bubnov

   OriginalPaper 30 December 2021 Pages: 387 - 399

10. The First Record of Alien Species Limnodrilus maumeensis Brinkhurst et Cook, 1966 (Oligochaeta, Tubificidae) from Russia

    • A. A. Prokin
    • O. M. Potyutko

    OriginalPaper 30 December 2021 Pages: 400 - 403