Abstract and keywords
Abstract:
The article presents results of the zooplankton study in the coastal area of ten small water bodies of natural and artificial origin in Vologda city and its surroundings. It presents the state of zooplankton communities of water bodies in the green zone of the city, suburbs and urbanised area of the city. The level of similarity of zooplankton species composition of water bodies and reasons of high variability of its indicators are discussed. Twenty-four species of planktonic invertebrates were found in the overgrown zone, which were not observed earlier during the study of their central parts. List of possible factors that influence the formation of zooplankton includes origin of water bodies, their location, morphometric parameters, structure of the overgrowing zone, anthropogenic influences and trophic status. A tendency of community type change from cladocerne-copepod to rotatorian type when costal area are cleared from macrophytes is noted. The natural conditions influencing the formation of zooplantocenoses include the connection with the river stream and the flowing character of the pond.

Keywords:
zooplankton, bioindication, small natural water bodies, urban ponds
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