Russian Journal of Ecology, 20045, V 35, N 6.

Fundamental Species Niche: Mechanism of Formation and 
Ecological Significance 
A. S. Severtsov 
p. 357   

Comparative Assessment of the Effects of 
Livestock Grazing and Periodic Cutting 
on Steppe Plants of Tuva 
G. K. Zvereva 
p. 364   

Functional Isomorphism of Ecosystems and 
Its Significance for Ecological Prognosis 
E. G. Kolomyts and A. S. Kerzhentsev 
p. 369   

Population Biology of Cichorium intybus L. 
(Asteraceae) of the Middle Don River Basin 
E. M. Oleinikova 
p. 376   

Assessment of the Age Structure of Sable 
Samples Using Three Methods of Age Determination 
V. G. Monakhov 
p. 383   

The Toad-Headed Agama Phrynocephalus guttatus 
(Reptilia: Agamidae): The Correlates of Survival 
in a Translocated Population in the 
Southwestern Kalmyk Republic 
K. A. Rogovin and D. V. Semenov 
p. 389   

Sea Otters (Enhydra lutris L.) of Bering 
Island, the Commander Islands: 
Age and Sex Composition of Dead Animals 
and Spatial Distribution 
S. V. Zagrebel’nyi 
p. 395   

Structural Changes in the Carabid Fauna of 
Forest Ecosystems under a Toxic Impact 
A. I. Ermakov 
p. 403   

Short Communications 

Monitoring of Pine Forests in the Komi Republic 
N. V. Torlopova and S. V. Il’chukov 
p. 409   

Genotypic Variation in Populations of the 
Clonal Plant Saxifraga cernua 
in the Central and Peripheral Regions 
of the Species Range 
M. V. Kapralov 
p. 413   

Assessment of Water and Sediment Quality 
in Fresh Water Bodies Based 
on Characteristics of Benthic Communities 
A. I. Bakanov 
p. 417   

Effect of Artificial Illumination on the
Intensity of Nocturnal Vertical Migrations 
of Amphipods in Lake Baikal 
V. V. Takhteev, A. M. Levashkevich, and 
E. B. Govorukhina 
p. 421   

Seasonal Biorhythms in Captive Voles Microtus 
rossiaemeridionalis Ognev, 1924 
M. I. Cheprakov, D. Yu. Nokhrin, and M. S. Shlyapnikova 
p. 424   

The Frequency of Micronuclei among Newborns from Kragujevac, 
Central Serbia, after NATO Bombing in the Spring of 1999 
O. Miloevi-Djordjevi, D. Grujii, S. Arsenijevi, and D. Marinkovi 
p. 426   

Jubilees

The 60th Anniversary of the Founding of the 
Institute of Plant and Animal Ecology 
of the Ural Division of the Russian Academy 
of Sciences, the First Ecological Institute in Russia 
V. N. Bol’shakov 
p. 431 

Author Index to Volume 35, 2004 
p. 435