1. To the Taxonomy of the Stargazers of the Genus Uranoscopus of the Indo-Pacific Waters with a Description of Three New Species (Uranoscopidae)

   • A. M. Prokofiev

   OriginalPaper 22 September 2021 Pages: 655 - 679

   

2. New Records of Rare Psychrolutid Fishes (Psychrolutidae) in the Sea of Okhotsk

   • P. A. Saveliev

   OriginalPaper Open access 22 September 2021 Pages: 680 - 684

   

3. Problems of Taxonomy and Diagnostics of Gudgeons of the Genus Gobio (Cyprinidae) from Ural, Siberia, Kazakhstan and the Amur River Basin

   • A. L. Martynova
   • E. D. Vasil’eva

   OriginalPaper 22 September 2021 Pages: 685 - 700

   

4. New Data about the Distribution of Three Phylogenetic Lineages of Arctic Charr Salvelinus alpinus (Salmonidae) in their Contact Zones in the North of East Siberia

   • N. V. Gordeeva
   • S. S. Alekseyev
   • M. Yu. Pichugin

   OriginalPaper Open access 22 September 2021 Pages: 701 - 708

   

5. Resident Coho Salmon Oncorhynchus kisutch in the Asian Part of Range. Revisiting the Freshwater Component in the Structure of the Species

   • E. A. Kirillova
   • P. I. Kirillov
   • D. S. Pavlov

   OriginalPaper 22 September 2021 Pages: 709 - 730

   

6. A Study of Axial Skeletal Anomalies in Common Roach Rutilus rutilus (Cyprinidae) from the Angara River System

   • Yu. P. Tolmacheva
   • A. S. Sapozhnikov
   • S. Yu. Petukhov

   OriginalPaper 22 September 2021 Pages: 731 - 737

   

7. Identification of Environmental Factors that Influence the Upstream Migration of Sea Trout Salmo trutta in Shetland Waters

   • K. E. Ho
   • S. E. Webb
   • A. L. Miller

   OriginalPaper 22 September 2021 Pages: 738 - 751

   

8. Influence of Water Level on the Exit of Climbing Perch Anabas testudineus out of the Water and Specific Features of Its Movements

   • E. D. Pavlov
   • D. S. Pavlov
   • Tran Duc Dien

   OriginalPaper Open access 22 September 2021 Pages: 752 - 757

   

9. Age and Growth of Red Sea Goatfish, Parupeneus forsskali from Iskenderun Bay, Northeastern Mediterranean Sea

   • C. Turan
   • A. Ergenler
   • F. Turan

   OriginalPaper 22 September 2021 Pages: 758 - 763

   

10. Morphological Changes in Epidermal Cells of Fish with Chronic Anosmia and Enucleation

    • G. V. Devitsina

    OriginalPaper 22 September 2021 Pages: 764 - 770

    

11. Cortisol Content and Na⁺/K⁺-ATPase Activity under Adaptation of Juvenile Pink Salmon Oncorhynchus gorbuscha (Salmonidae) to Salinity Changes

    • N. N. Nemova
    • E. I. Kaivarainen
    • D. A. Efremov

    OriginalPaper 22 September 2021 Pages: 771 - 778

    

12. A Description of the larvae of Champsodon fimbriatus (Champsodontidae) from the central North Pacific Ocean

    • Ya. Yu. Bolshakova
    • S. A. Evseenko
    • D. V. Bolshakov

    SHORT COMMUNICATIONS 22 September 2021 Pages: 779 - 782

    

13. On the Capture of Rainbow Trout Parasalmo mykiss on the Kunashir Island

    • A. M. Kaev
    • L. V. Romasenko

    SHORT COMMUNICATIONS 22 September 2021 Pages: 783 - 786

    

14. New Data on the Occurrence of Garfish Belone belone (Belonidae) in the Norwegian, Barents and the White Seas

    • A. V. Dolgov
    • V. B. Zabavnikov

    SHORT COMMUNICATIONS 22 September 2021 Pages: 787 - 790

    

15. Reproductive Relations of White Char and Dolly Varden, Salvelinus malma сomplex (Salmonidae), in the Lower Course of the Kamchatka River (Russia)

    • E. V. Esin
    • N. O. Mel’nik
    • G. N. Markevich

    SHORT COMMUNICATIONS 22 September 2021 Pages: 791 - 795