<abstract xmlns="http://www.w3.org/1999/xhtml"><p> Many plant and animal species are closely related to the aquatic environment. Small reservoirs are a place of the biodiversity concentration. Reservoirs are especially important for amphibian species as a place of feeding, shelter and wintering. Many anthropogenic factors has a significant impact on the natural values of water reservoirs (surroundings of the water reservoirs, the shore`s type, distance from roads and buildings, the role of the object and the chemical status). They can eliminate or change amphibian population. The effect of three such factors was determined for one of the cities in the Upper Silesian Agglomeration - Sosnowiec (91 km2). The paper presents an assessment of the impact of the type of surroundings, the percentage share of the open space around water reservoirs and the distance from roads and buildings on the number of amphibian species present in the reservoir. In the analysis were taken into account 20 reservoirs, in which amphibian species were found. This analysis indicates the influence urban factors on the number of amphibian species in water reservoirs based on positive correlations in the case of Spearman Rank correlation and the Fisher’s exact test. Results of these calculations highlight the negative impact of the anthropopressure (the changes in the environment) on the amphibian breeding places and the biodiversity.</p></abstract>

Many plant and animal species are closely related to the aquatic environment. Small reservoirs are a place of the biodiversity concentration. Reservoirs are especially important for amphibian species as a place of feeding, shelter and wintering. Many anthropogenic factors has a significant impact on the natural values of water reservoirs (surroundings of the water reservoirs, the shore`s type, distance from roads and buildings, the role of the object and the chemical status). They can eliminate or change amphibian population. The effect of three such factors was determined for one of the cities in the Upper Silesian Agglomeration - Sosnowiec (91 km2). The paper presents an assessment of the impact of the type of surroundings, the percentage share of the open space around water reservoirs and the distance from roads and buildings on the number of amphibian species present in the reservoir. In the analysis were taken into account 20 reservoirs, in which amphibian species were found. This analysis indicates the influence urban factors on the number of amphibian species in water reservoirs based on positive correlations in the case of Spearman Rank correlation and the Fisher’s exact test. Results of these calculations highlight the negative impact of the anthropopressure (the changes in the environment) on the amphibian breeding places and the biodiversity.

The impact of anthropogenic factors on the natural values of the water reservoirs in Sosnowiec (Poland)

Department of Hydrogeology and Engineering Geology, Faculty of Earth Sciences, University of Silesia, Będzińska Str. 60, 41-200 Sosnowiec, Poland

Environmental & Socio-economic Studies

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Many plant and animal species are closely related to the aquatic environment. Small reservoirs are a place of the biodiversity concentration. Reservoirs are...

The impact of anthropogenic factors on the natural values of the water reservoirs in Sosnowiec (Poland)

Pubblicato online: 23 mag 2015

Pagine: 20 - 25

DOI: https://doi.org/10.1515/environ-2015-0053

Parole chiave
correlation, amphibian species, aquatic environment, Upper Silesian Agglomeration

© 2015

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The impact of anthropogenic factors on the natural values of the water reservoirs in Sosnowiec (Poland)

Pubblicato online: 23 mag 2015

Pagine: 20 - 25

DOI: https://doi.org/10.1515/environ-2015-0053

Parole chiavecorrelation, amphibian species, aquatic environment, Upper Silesian Agglomeration

© 2015

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Parole chiave
correlation, amphibian species, aquatic environment, Upper Silesian Agglomeration