Data on the parasitofauna of fish from the reservoirs of the north-east of the european part of Russia, and reservoirs of the Yamal peninsula and the Yenisei river. Ending. Part 2

Author(s):  
G. N. Dorovskikh ◽  
V. G. Stepanov
2011 ◽  
pp. 101-116 ◽  
Author(s):  
B. Yu. Teteryuk

The results of a sintaxonomical study of plant communities of the Yamozero lake (the North-East of the European part of Russia) are presented. The diversity of the aquatic and helophytic vegetation of the Yamozero lake consists of 16 associations and 2 communities of 6 unions, 4 orders and 2 classes of the floristic classification: Potamogetonetea (7 associations, 2 communities), Phragmito-Magnocaricetea (9 associations). Many of described associations are widely distributed in the Central and the Eastern Europe. Some associations have the boundaries of their ranges. Some communities include 2 rare species of regional level: Isoetes setacea and Sagittaria natans.


2021 ◽  
Vol 663 (1) ◽  
pp. 012015
Author(s):  
A N Ulanov ◽  
V N Kovshova ◽  
A L Glubokovodskih ◽  
A V Smirnova ◽  
V G Kosolapova ◽  
...  

2016 ◽  
pp. 25-29
Author(s):  
I. V. Kislukhin ◽  
V. I. Kislukhin

In the article the geologic structure of the Jurassic and Neocomian age sedimentary cover in the Yamal Peninsula is considered. The regional unconformities of the north-east strike where the traps of barrier type are formed and the petroleum potential of which has been proved in Novoportovskoye, Rostovtelecoye and in a number of other fields have been mapped.


2021 ◽  
Vol 7 ◽  
pp. 19-30
Author(s):  
L. R. Zhdanova ◽  

The article is devoted to the history of the study of fossil algae and plants in the Paleozoic sedimentary deposits developed in the north-east of the European part of Russia. The main locations of the fossilized flora in this area are indicated. The history of the study shows that the remains of ancient plants and algae have been studied unevenly, which is due to the nature of the distribution of the remains and their preservation, as well as the lack of specialists. The generalization of the available information made it possible to present a collection of fossil algae and plant remains of the Paleozoic in the A. A. Chernov Geological Museum, which are of scientific and educational interest.


2008 ◽  
pp. 76-85 ◽  
Author(s):  
B. Yu. Teteryuk

The results of a syntaxonomical study of plant communities of the large lake Donty (North-East of the European part of Russia) are presented. The diversity of hydrophytic vegetation has been classified into 3 classes (Lemnetea, Potametea and Phragmito-Magnocaricetea), 5 orders, 8 alliances, 20 associations and 1 community. Subasso­ciation Scolochloetum festucaceae caricetosum aquatilis is new. Communities of associations Caricetum aquatilis, Equisetetum fluviatilis, Potamo—Nupharetum luteae, Potametum perfo­liati are mostly wide distributed, while these of Phragmitetum communis, Scolochloetum festucaceae ones are relatively rare as well as Lemno—Spirodeletum polyrchizae, Elodeo—Potametum alpini, Potamo—Nupharetum pumilae, Potametum praelongi and Scirpetum lacustris are very rare. Some communities contain 2 regional rare species: Scolochloa festucacea and Ranunculus lingua.


2020 ◽  
Vol 163 ◽  
pp. 04003
Author(s):  
Sergey Kharchenko ◽  
Yury Belyaev

The paper describes the methodology and presents the results of the calculation of the spectral characteristics of the terrain for the territory of the Bolshezemelskaya and Malozemelskaya Tundra (the north of the European part of Russia). There are nine terrain clusters, differing in the topographic dissection pattern. Their geomorphological interpretation is given. Three clusters characterize mountainous and coarsely hilly terrain with the depth of dissection from 150 m and more. The others are low and elevated terrains with much lower depths of dissection (up to 50 m) and different patterns of interposition of landforms.


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