Bachelor of Science, University Natal, Pietermaritzburg, South Africa, 1972. Bachelor of Science with honors, University Capetown, 1975. Msc, University Capetown, 1978.
Research officer Department Sea Fisheries, Capetown, 1973-1977, senior research officer, 1977-1979. Research scientist Institute Fuer Meereskunde, Kiel, Germany, 1979-1982. Senior research scientist Alfred Wegener Institute for Polar and Marine Research, Bremerhaven, Germany, since 1983.
Member Royal Society South Africa, Deutsche Gesellschaft für Polarforschung.
Married Claudia Pichler, December 22, 1977. Children: Julia, Silvia.