STRAKA, Michal, Marek POLÁŠEK, Barbora LOSKOTOVÁ, Alena DOSTÁLOVÁ, Vendula POLÁŠKOVÁ and Petr PAŘIL. Stream drying and stream pollution: similarities in impact on benthic invertebrates. In Abstract book, 11th Symposium for European Freshwater Sciences (SEFS 11), June 30–July 5, 2019, Zagreb, Croatia, p.474. 2019.
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Basic information
Original name Stream drying and stream pollution: similarities in impact on benthic invertebrates
Name in Czech Vysychání toků a znečištění toků: podobnosti v dopadu na vodní bezobratlé
Authors STRAKA, Michal (203 Czech Republic, guarantor, belonging to the institution), Marek POLÁŠEK (203 Czech Republic), Barbora LOSKOTOVÁ (203 Czech Republic), Alena DOSTÁLOVÁ (203 Czech Republic), Vendula POLÁŠKOVÁ (203 Czech Republic) and Petr PAŘIL (203 Czech Republic).
Edition Abstract book, 11th Symposium for European Freshwater Sciences (SEFS 11), June 30–July 5, 2019, Zagreb, Croatia, p.474. 2019.
Other information
Original language English
Type of outcome Conference abstract
Field of Study 10618 Ecology
Country of publisher Croatia
Confidentiality degree is not subject to a state or trade secret
WWW URL
RIV identification code RIV/00216224:14310/19:00110129
Organization unit Faculty of Science
Keywords in English intermittent stream; pollution; water; benthic invertebrates
Tags International impact
Changed by Changed by: Mgr. Bc. Barbora Loskotová, Ph.D., učo 263064. Changed: 17/9/2019 13:13.
Abstract
Due to the ongoing climate change which brings unbalanced summer precipitations together with higher evapotranspiration related to rising temperatures, there is an increasing risk of stream intermittency in continental temperate zone. Intermittent streams are exposed to diverse anthropogenic impacts including the input of organic pollution. The discharge of wastewater from sewage treatment plants is one of the most common forms of pollution in stream ecosystems and has adverse effect on benthic invertebrates. The response of stream biota to saprobic pollution is well described in perennial systems. However, the evidence of structural and functional aspects of benthic invertebrate assemblages in polluted intermittent streams is scarce. We analysed the impact of such pollution and flow cessation on freshwater invertebrate community within the dataset of 16 sites from the Czech Republic. Perennial and intermittent sites and polluted and non-polluted sites (4 replicates from each combination) were compared to disentangle the impact of wastewater pollution and flow intermittency. We found that the benthic invertebrate assemblages from four studied groups (perennial non-polluted, perennial polluted, intermittent non-polluted, intermittent polluted) differ. Our results indicate, that this type of water pollution and stream intermittency can have similar yet not the same effect on benthic invertebrates.
Links
LTC17017, research and development projectName: Validace bioindikačních metod jako nástrojů pro udržitelný management středoevropských vysychavých toků a přenos těchto metod do praxe (Acronym: InterStreaM)
Investor: Ministry of Education, Youth and Sports of the CR, INTER-COST
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