He is Director of the Conservation and Biodiversity stream of the professional M.Env.Sci. program at UTSC. Nick is a Research Associate of the Royal Ontario Museum and South Africa Institute of Aquatic Biodiversity. He is the Co-Chair of the Freshwater Fishes Species Specialist Subcommittee of COSEWIC. Nick is an Associate Editor of Biological Invasions and on the Editorial Board of the Journal of Aquatic Ecosystem Health and Management. His research interests are the biodiversity, biogeography, and conservation of Canadian freshwater fishes, with emphasis on endangered and invasive fishes. Nick has co-authored over 100 primary publications, over 50 government reports, 40 COSEWIC reports, and three books, including the ROM Field Guide to Ontario Fishes.