About the Authors

Sarah J. Sapsford

sarah.sapsford@gmail.com

Affiliation School of Marine and Tropical Biology, James Cook University, Townsville, Queensland, Australia

Ross A. Alford

Affiliation School of Marine and Tropical Biology, James Cook University, Townsville, Queensland, Australia

Lin Schwarzkopf

Affiliation School of Marine and Tropical Biology, James Cook University, Townsville, Queensland, Australia

Competing Interests

This study was funded by Powerlink Queensland. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: SJS RAA LS. Performed the experiments: SJS. Analyzed the data: SJS RAA. Contributed reagents/materials/analysis tools: SJS RAA LS. Wrote the manuscript: SJS RAA LS.