Gerry Closs is a Senior Lecturer at the University of Otago. His research interests include ecology of freshwater fish and the structure and dynamics of food webs in streams and lakes.

Barbara Downes is a Senior Lecturer at the University of Melbourne with research experience in both freshwater and marine environments. She conducts research on questions in basic ecology as well as examining the effects of human impacts on the environment. Andrew Boulton is an Associate Professor in Aquatic Ecology at the University of New England. His research interests lie in river ecology and management, temporary waters, surface water/groundwater interactions, and tertiary science