Publication details

Vliv odbahnění na společenstvo vodních bezobratlých v rybničním litorálu

Title in English The impact of sediment removal on macroinvertebrates assemblage in fishpond littoral
Authors

SYCHRA Jan

Year of publication 2010
Type Conference abstract
MU Faculty or unit

Faculty of Science

Citation
Description Bottom sediment removal, a widely used technique in restoration management of standing water bodies, has a strong influence on communities of aquatic organisms. The aim of this study was to describe macroinvertebrate assemblage succession in a fishpond (Štěpánek fishpond, Bohemian-Moravian highlands) littoral zone following restoration by sediment removal in the years 2003-2008. A significant decrease in both abundance and diversity of macroinvertebrates was detected immediately after pond restoration. A significant shift was recorded in the taxonomic and functional composition of the macroinvertebrate assemblage after sediment removal. Succession of the fishpond invertebrate assemblage in the years following sediment removal was mainly influenced by fish farming practice and local conditions, i.e. the presence of macrophyte beds, mesohabitat changes following restoration, and the presence of other water bodies in the surroundings.
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