Tom Michael Fenchel (born 19 March 1940, in Copenhagen) is a Danish marine ecologist and professor first at the University of Aarhus, later at the University of Copenhagen. He is a highly cited scientist and known for, among other things, Fenchel's Law. Education Fenchel holds PhD (1964) and Doctor of Science (1969) degrees, both from the University of Copenhagen. Awards and honours He is a foreign member of the Royal Society and a reviewing editor of the scientific journal Science. He was the 1986 recipient of the ECI Prize of ecology and wrote the book in the ECI Prize laureate series Excellence in Ecology. He served as president 2004-2008 of the Royal Danish Academy of Sciences and Letters (he has been a member since 1976). In 2006 he was awarded the A.C. Redfield Lifetime Achievement Award by the American Society of Limnology and Oceanography. He is a member of the Norwegian Academy of Science and Letters and of the American National Academy of Sciences References 1940 births Living people Danish ecologists 20th-century Danish botanists University of Copenhagen alumni Academic staff of Aarhus University Academic staff of the University of Copenhagen Foreign Members of the Royal Society Members of the Norwegian Academy of Science and Letters Foreign associates of the National Academy of Sciences 21st-century Danish botanists