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Pigmented Euglenophytes in a natural and shallow lake in the semiarid region of Paraíba State, Brazil

A floristic survey of the class Euglenophyceae in Panati Lake (7º11'14" S and 36º49'52" W) is presented. The samples were collected between November 2005 and April 2007 along the margins of the lake, and a total of 29 taxa were collected, described, and illustrated, comprising 11 specifics and 18 infraspecifics, with five typical and 13 non-typical varieties. The genus...

Influence of ecological filters on phytoplankton communities in semi-arid solar saltern environments

Medeiros Rocha 3   José Etham de Lucena Barbosa 1   1Laboratório de Ecologia Aquática, Laboratório de Ecologia de Bentos, Programa de Pós-graduação em Ecologia e Conservação, Departamento de