Empirical Model of the Functioning of Aquatic Ecosystems
Journal: International Journal of Oceanography & Aquaculture (Vol.1, No. 3)Publication Date: 2017-06-15
Authors : Barinova SS;
Page : 1-9
Keywords : Aquatic ecosystem; Index Shannon; Index Saprobity; Ecological modeling;
Abstract
We constructed empirical model that combine together the data about species richness, indices saprobity S and DAIpo with information Shannon index of more than 2,500 algal and cyanobacteria communities from diverse water bodies in Eurasia on the base of our large experience and available references. The fields of the data points in coordinates of Index Saprobity and Index Shannon, and Index Saprobity and Species richness in the model are represent the major succession trends with the trophic base increasing. We define the community parameters that reflect natural undisturbed community, self-purified ecosystem range of variables as well as critical parameters up to variables in which the ecosystem can collapsed. The main successional stages in the model coincided with the self-purification zones. Empirical model can be used as a prognostic instrument for the large period for any aquatic ecosystem. It makes possible to work on assessing the state of any possible within the parameters in which the aquatic ecosystem can exist and predict its development.
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Last modified: 2018-05-26 14:04:58