About the Authors

Sally A. Bracewell

sally_bracewell@hotmail.com

Affiliation School of Environmental Sciences, University of Liverpool, Liverpool, Merseyside, United Kingdom

Matthew Spencer

Affiliation School of Environmental Sciences, University of Liverpool, Liverpool, Merseyside, United Kingdom

Rob H. Marrs

Affiliation School of Environmental Sciences, University of Liverpool, Liverpool, Merseyside, United Kingdom

Matthew Iles

Affiliation School of Environmental Sciences, University of Liverpool, Liverpool, Merseyside, United Kingdom

Leonie A. Robinson

Affiliation School of Environmental Sciences, University of Liverpool, Liverpool, Merseyside, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LAR. Performed the experiments: MI. Analyzed the data: SAB. Contributed reagents/materials/analysis tools: RS RHM. Wrote the paper: SAB.