Sediment depth was calculated as the difference of depth of sample (given in m below sea floor, not shown here) and water depth at sampling site (elevation). For References see Averdieck (1972, doi:10.2312/meyniana.1972.22.1), Exon (1972, doi:10.2312/meyniana.1972.22.5), Lutze (1965, doi:10.2312/meyniana.1965.15.75), Niedermeier-Lange (1985, PhD thesis), Simanowsky (1985, Dipl. thesis), Winn & Averdieck (1984, doi:10.2312/meyniana.1984.36.35), Winn et al. (1982, doi:10.2312/meyniana.1982.34.1), Winn et al. (1983).