Vertical and temporal dynamics of phytoplanktonic associations and the application of index assembly in tropical semi-arid eutrophic reservoir, northeastern Brazil

Autor: Pryscila Cynara Soares Vieira, Maria Marcolina Lima Cardoso, Ivaneide Alves Soares da Costa
Jazyk: angličtina
Rok vydání: 2015
Předmět:
Zdroj: Acta Limnologica Brasiliensia, Vol 27, Iss 1, Pp 130-144 (2015)
Druh dokumentu: article
ISSN: 2179-975X
DOI: 10.1590/S2179-975X2614
Popis: AimTo determine the composition and biomass of functional groups around the vertical and temporal gradient correlated with environmental conditions and apply the index Q in a water-supply reservoir.MethodsWater samples were collected monthly (n = 92) between 2009 and 2011 in two points of the dam for physicochemical and biological analysis.ResultsThe pH, dissolved oxygen and water temperature showed significant differences between the photic and aphotic zones (p
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