Doctor of Philosophy, Göteborg University, Sweden, 1978.
Educational and research assistant Göteborg University, 1968—1973, assistant professor, 1977—1983, professor oceanography, since 1986. Scholar Nordic University Group for Physical Oceanography, 1973—1974. Researcher Sintef, Trondheim, Norway, 1974—1976.
Senior researcher Swedish Natural Science Research Council, 1983—1986. Chairman nomination committee Stockholm Water Prize, 1999-2004. Consultant Institute Marine Research, Bergen Norwegian Institute of Water Research, since 1980.
Fellow Royal Swedish Academy of Sciences.
Married Siv Lilian (Emanuelsson), December 28, 1965. Children: Fredrik, Henrik, Martin. 1 foster child, Emilie.