About the Authors

Petr Porcal

porcal@hbu.cas.cz

Affiliations Environmental and Resource Studies, Trent University, Peterborough, Ontario, Canada, Biology Centre of the Czech Academy of Sciences, v.v.i., Institute of Hydrobiology, České Budějovice, Czech Republic

Peter J. Dillon

Affiliation Environmental and Resource Studies, Trent University, Peterborough, Ontario, Canada

Lewis A. Molot

Affiliation Faculty of Environmental Studies, York University, Toronto, Ontario, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PP PJD. Performed the experiments: PP. Analyzed the data: PP PJD LAM. Wrote the paper: PP PJD LAM.