Doctor of Philosophy, Stockholm University, 1972.
Curator, Swedish Museum Natural History, Stockholm, 1975; professor vertebrate zoology, Swedish Museum Natural History, Stockholm, since 1982; professor biology, Roskilde (Denmark) U., 1976-1982. Visiting scientist Tokyo U., 1973, Scripps Institute Oceanography, LaJolla, California, 1980.
Contributor articles to professional journals.
Married Ulla Forsberg, February 1966. Children: Lina, Malin, Stina.