About the Authors

Carlos E. Wetzel

wetzel@lippmann.lu

Affiliations Núcleo de Ecologia, Instituto de Botânica, São Paulo, SP, Brazil, Department of Environment and Agro-Biotechnologies, Public Research Centre - Gabriel Lippmann, Belvaux, Luxembourg

Denise de C. Bicudo

Affiliation Department of Environment and Agro-Biotechnologies, Public Research Centre - Gabriel Lippmann, Belvaux, Luxembourg

Luc Ector

Affiliation Núcleo de Ecologia, Instituto de Botânica, São Paulo, SP, Brazil

Eduardo A. Lobo

Affiliation Laboratory of Limnology, Universidade de Santa Cruz do Sul, Santa Cruz do Sul, RS, Brazil

Janne Soininen

Affiliation Department of Geosciences and Geography, University of Helsinki, Finland

Victor L. Landeiro

Affiliation Departamento de Ecologia,Instituto de Ciências Biológicas, Universidade Federal de Goiás, Goiânia, GO, Brazil

Luis M. Bini

Affiliation Departamento de Ecologia,Instituto de Ciências Biológicas, Universidade Federal de Goiás, Goiânia, GO, Brazil

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CEW EAL. Performed the experiments: CEW LE. Analyzed the data: CEW LMB VLL. Contributed reagents/materials/analysis tools: LE DCB. Wrote the paper: CEW LMB VLL JS. Collected diatom samples: CEW LE.