Contents

Russian Journal of Ecology

Vol. 50, No. 1, 2019

The Peat-Forming Process in an Oligotrophic Bog in the Impact Zone of a Gas Flare in Western Siberia

I. A. Yusupov, N. K. Panova and T. G. Antipina p. 1  abstract

Genetic Diversity in Annual Xerohalophytes of the Family Chenopodiaceae along Soil Moisture and Salinity Gradients

E. V. Shuyskaya, Z. F. Rakhmankulova and Ya. T. Suyundukov p. 13  abstract

Distribution Characteristics and Implication of n-alkanes in Soils and Plants in Alpine Meadow

Zhong-Hua Duan, Xiao-Long Quan, You-Ming Qiao, Xiao-Qing Li, Hai-Kun Pei and Gui-Fang He p. 20  abstract

Intraspecific Differentiation of the Oriental Cuckoo (Cuculus optatus) within the Range: Relationship with the Abundance of Host Species

S. G. Meshcheryagina, M. G. Golovatin and G. N. Bachurin p. 27  abstract

Effect of Ecogeographic Factors along Latitudinal–Longitudinal Gradient on the Red Blood System of the Caucasian Snow Vole (Chionomys gud), a Species Autochthonous to the Caucasus

Z. Kh. Bottaeva, F. A. Tembotova, M. M. Emkuzheva, Z. A. Bersekova and A. Kh. Chapaev p. 34  abstract

The Diet of the Great Gray Owl, Strix nebulosa, at Different Levels of Prey Abundance during the Nesting Season

Yu. E. Kropacheva, N. G. Smirnov, S. V. Zykov, M. I. Cheprakov, N. O. Sadykova and G. N. Bachurin p. 43  abstract

Factors of Dynamics of Plankton Crustacean Communities under Eutrophic Conditions

I. Yu. Feniova, V. I. Razlutskij, M. I. Gladyshev, I. Kostrzewska-Szlakowska, N. N. Majsak, M. Rzepecki, N. N. Sushchik and N. S. Zilitinkevich p. 50  abstract

Effect of Heavy Metals (Cu, Co, Cd) on the Early Development of Mytilus edulis (Mollusca; Bivalvia)

D. M. Saidov and I. A. Kosevich p. 58  abstract

Analysis of the Patterns of Organization of Species Complexes of Ponto-Caspian and Ponto-Azovian Macrozoobenthos in the Middle and Lower Volga Reservoirs

E. M. Kurina and D. G. Seleznev p. 65  abstract

Intrapersonal and Interpersonal Differences in Results of Quantitative Winter Studies on Selected Species of Corvids in Urban Green Areas

Tomasz Brauze and Jacek Zieliński p. 75  abstract

Temperature Induced Predation Impact of Mosquitofish (Gambusia affinis) on Growth, Development, and Survival of Larvae and Tadpole of Bufotes variabilis (Amphibia: Anura)

Z. Taheri Khas, S. Vaissi, S. Yaghobi and M. Sharifi p. 80  abstract

Short Communications

The Phenology of Seasonal Phenomena and the Territorial Distribution of Gray Crow (Corvus cornix) from the Lower Ob Region

V. N. Ryzhanovskiy p. 88  abstract

Ambrosia artemisiifolia in an Anthropogenic Landscape of Gomel Polesye

A. P. Gusev p. 93  abstract