I first met Jack Vallentyne at the International Society of Limnology (SIL) Congress held at the University of Manitoba, August, 1974. His reputation had preceded him. He was a disciple of G. Evelyn Hutchinson, Yale University, which meant to me that when he graduated with a Ph.D. in 1952, he was already a world–class limnologist. I learned of his many early contributions to freshwater science through his publications and from colleagues at Cornell University. Dr. Arthur Hasler, University of Wisconsin, told me that he “really regretted not having Vallentyne as a Ph.D. student.”

At the time of SIL 1974, Jack had published The Algal Bowl (Vallentyne, 1974), a successful popularization of the concept of eutrophication and its damage to freshwater ecosystems. He was also a co-founder of the Freshwater Institute at the University of Manitoba and research results from its primary focus, the Experimental Lakes Area in northwestern...

You do not currently have access to this content.