1. Altitudinal and horizontal shifts of the upper boundaries of open and closed forests in the Polar Urals in the 20th century

   • S. G. Shiyatov
   • M. M. Terent’ev
   • N. E. Zimmermann

   OriginalPaper Pages: 223 - 227

2. Behavior of nonequilibrium arid ecosystems and its prediction

   • A. N. Salugin

   OriginalPaper Pages: 228 - 233

3. Models of taiga-steppe communities on the western coast of Lake Baikal

   • A. P. Sizykh

   OriginalPaper Pages: 234 - 237

4. Chemical pollution: Transfer of chemical elements to the aboverground phytomass of herbaceous plants

   • V. S. Bezel’
   • T. V. Zhuikova

   OriginalPaper Pages: 238 - 246

5. Natural under-canopy regeneration and height-age structure of small-leaved linden (Tilia cordata Mill.) undergrowth in water-conservation forests around Pavlovskoe Reservoir, Ufa River

   • A. Yu. Kulagin
   • I. F. Shayakhmetov

   OriginalPaper Pages: 247 - 252

6. Special features of fish species composition and community structure in small rivers of the Udmurt Republic

   • B. G. Kotegov

   OriginalPaper Pages: 253 - 261

7. Mechanisms of changes in population numbers of Caucasian red deer (Cervus elaphus maral) in the northwestern Caucasus

   • S. A. Trepet
   • T. G. Eskina

   OriginalPaper Pages: 262 - 270

8. Temperature niche of the greater mole rat Spalax microphthalmus Güld. (1770)

   • A. A. Nikol’skii

   OriginalPaper Pages: 271 - 276

9. Measuring morphology and genetic biodiversity of the Suaeda salsa population in the Huanghe River Delta

   • Baimin Song
   • Zhiguo Zhang

   OriginalPaper Pages: 277 - 284

10. Interspecific interactions of wood-decomposing fungi with epiphytic lichens and mosses

    • A. A. Votintseva

    Short Communications Pages: 285 - 288

11. Ecological trends of flora formation in rural residential areas of the Bashkir Transural region

    • G. Ya. Suyundukova
    • E. F. Shaikhislamova
    • A. F. Khusainov

    Short Communications Pages: 289 - 291

12. Age-related changes in the contents of heavy metals (Cu, Zn, Cd, Pb) in organs and tissues of Siberian roach and pike in the Selenga Shoals, Lake Baikal

    • S. V. Gomboeva
    • N. M. Pronin

    Short Communications Pages: 292 - 294

13. Heavy metals in natural and technogenic ecosystems of the Central Caucasus

    • F. V. Gedgafova
    • T. S. Uligova

    Short Communications Pages: 295 - 298