No. 3 (15) (2020)

Published online: 2020-09-18

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Biodiversity research and environmental monitoring

Diatoms of Macrophytes Epiphyton in the Crimean Coastal Waters of the Black Sea

L. I. Ryabushko, А. G. Shiroyn, D. N. Lishaev

Pages: 3–11

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Otolith Morphometry and their Relationship to the Length and Age of the Black Sea Horse Mackerel of the Coast of Crimea

M. V. Chesalin, N. S. Kuzminova

Pages: 12–22

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Biochemical Assessment of the Production and Destruction Balance of the Microplankton Community in the Northern Part of the Black Sea in the Autumn and Spring Seasons

A. A. Sysoev, I. V. Sysoeva

Pages: 23–28

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New Data on the Species Composition of Spiders (Arachnida: Aranei) in Tarkhankut Peninsula, Crimea

A. A. Nadolny

Pages: 29–60

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Seasonal Movements of Brown Bears in the Kamchatka Peninsula and Sakhalin Island

I. V. Seryodkin

Pages: 61–74

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Ecological Observation of the Bats (Chiroptera) in Old Mines near Isfara (North Tajikistan) in 1976-2020

T. K. Khabilov, D. E. Tadzhibaeva

Pages: 75–80

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Experimental Hydrobiology

Geographic, geological and paleontological research