1. New Moray Eel Species of Strophidon genus (Muraenidae) from Vietnam

   • A. M. Prokofiev

   OriginalPaper 13 May 2020 Pages: 129 - 134

   

2. Cobitis derzhavini sp. nova—a New Spined Loach Species (Teleostei: Cobitidae) Discovered in the Transcaucasia

   • E. D. Vasil’eva
   • E. N. Solovyeva
   • V. P. Vasil’ev

   OriginalPaper 13 May 2020 Pages: 135 - 153

   

3. Relationships and Evolution of Lumpsuckers of the Family Cyclopteridae (Cottoidei)

   • O. S. Voskoboinikova
   • O. Yu. Kudryavtseva
   • O. A. Maznikova

   OriginalPaper 13 May 2020 Pages: 154 - 181

   

4. Osteological Characters to Define Six Species of the Capoeta damascina Species Complex (Cypriniformes: Cyprinidae)

   • L. A. Jawad
   • N. Alwan

   OriginalPaper 13 May 2020 Pages: 182 - 203

   

5. Morphofunctional Features of the Visceral Apparatus in Ember Parrotfish Scarus rubroviolaceus (Scaridae)

   • E. S. Gromova
   • V. V. Makhotin

   OriginalPaper 13 May 2020 Pages: 204 - 229

   

6. Morphological Adaptations of Polar Cod Boreogadus saida (Gadidae) to a Life in the Ice Conditions

   • S. A. Evseenko
   • Ya. Yu. Bolshakova

   OriginalPaper 13 May 2020 Pages: 230 - 235

   

7. Findings of Armless Flounders Family Achiropsettidae at the Underwater Pulkovo Ridge (Southern Pacific Ocean)

   • A. V. Balushkin

   OriginalPaper 13 May 2020 Pages: 236 - 241

8. Transoceanic Migrations of Fishlike Animals and Fish: Norm or Exclusion?

   • A. M. Orlov
   • N. I. Rabazanov
   • A. I. Nikiforov

   OriginalPaper 13 May 2020 Pages: 242 - 262

   

9. Habitat Preferences and Spatial Distribution of the Cryptobenthic Fish Assemblages around the Gökçeada Island (North Aegean Sea)

   • N. B. Kesici
   • C. Dalyan

   OriginalPaper 13 May 2020 Pages: 263 - 271

   

10. Seasonal Distribution of Threaded Sculpin Gymnocanthus pistilliger (Cottidae) in Russian Waters of the Sea of Japan

    • V. V. Panchenko
    • A. A. Matveev
    • L. L. Panchenko

    OriginalPaper 13 May 2020 Pages: 272 - 279

    

11. Dynamics of Linear Growth Rate in Herring, Clupea pallasii, from Peter the Great Bay, Sea of Japan

    • L. A. Chernoivanova

    OriginalPaper 13 May 2020 Pages: 280 - 288

    

12. Parasites and Maturation Rate as Indicators of Population Structure in the Beaked Redfish Sebastes mentella (Sebastidae)

    • Yu. I. Bakay

    OriginalPaper 13 May 2020 Pages: 289 - 298

    

13. Dynamics of Prolactin Axis Genes in the Brain of Male and Female Three-spined Stickleback Gasterosteus aculeatus (Gasterostaidae) during Short-Term Freshwater Adaptation

    • N. S. Pavlova
    • T. V. Neretina
    • O. V. Smirnova

    OriginalPaper 13 May 2020 Pages: 299 - 304

    

14. Indicators of Osmotic and Ion Regulation in the Fish of the White Sea

    • V. I. Martemyanov

    OriginalPaper 13 May 2020 Pages: 305 - 314

15. Effect of Temperature on Locomotor Activity and Swimming Performance of Juvenile Roach Rutilus rutilus (Cyprinidae)

    • A. K. Smirnov
    • E. S. Smirnova

    OriginalPaper 13 May 2020 Pages: 315 - 324

    

16. Change of Rheoreaction and Concentration of Thyroid Hormones in Blood of Juvenile Rainbow Trout Oncorhynchus mykiss during Starvation

    • D. S. Pavlov
    • E. D. Pavlov
    • V. V. Kostin

    OriginalPaper 13 May 2020 Pages: 325 - 330

    

17. New Eustomias Species (Melanostomiidae) from New Caledonia

    • A. M. Prokofiev

    BRIEF COMMUNICATIONS 13 May 2020 Pages: 331 - 334

    

18. First Discovery of Greater Amberjack Seriola dumerili (Carangidae) in Russian Waters of the Black Sea Coast of the Caucasus

    • V. A. Luzhniak
    • T. A. Chepurnaia
    • A. A. Zhivoglyadov

    BRIEF COMMUNICATIONS 13 May 2020 Pages: 335 - 338

    

19. Age Dynamics of Helminth Fauna in Longfin Baikal Sculpin Cottocomephorus inermis (Cottidae)

    • D. R. Baldanova
    • T. R Khamnueva
    • Zh. N. Dugarov

    BRIEF COMMUNICATIONS 13 May 2020 Pages: 339 - 343