Keywords: DEPTH, sediment/rock; Dethlingen; DRILL; Drilling/drill rig; Lower Saxony, Northern Germany; Mass spectrometry; Number of measurements; δ18O, opal; δ18O, standard deviation

Keywords: Achnanthes acares; Achnanthes biasolettiana; Achnanthes delicatissima; Achnanthes delicatula; Achnanthes distincta; Achnanthes exigua; Achnanthes lanceolata; Achnanthes minutissima; Achnanthes nitidiformis; Achnanthes saccula; Amphora copulata; Amphora fogediana; Amphora ovalis; Amphora pediculus; Amphora veneta; Asterionella formosa; Astrionella ralfsii; Aulacoseira ambigua; Aulacoseira granulata; Aulacoseira italica; Aulacoseira subarctica; Caloneis undulata; Cocconeis disculus; Cocconeis neodiminuta; Cocconeis placentula; Counting, diatoms; Cyclostephanodiscus dubius; Cyclotella antiqua; Cyclotella bodanica; Cyclotella comta; Cyclotella cyclopuncta; Cyclotella ocellata; Cyclotella schumannii; Cymbella caespitosa; Cymbella cesatii; Cymbella cuspidata; Cymbella elgenensis; Cymbella hustedtii; Cymbella mesiana; Cymbella minuta; Cymbella proxima; Cymbella silesiaca; Cymbella veneta; DEPTH, sediment/rock; Dethlingen; Diatoma sp.; Diatoms; DRILL; Drilling/drill rig; Epithemia adnata; Epithemia frickei; Epithemia sorex; Eunotia pirla; Eunotia sp.; Fragilaria bicapitata; Fragilaria biceps; Fragilaria brevistriata; Fragilaria capensis; Fragilaria capucina; Fragilaria construens; Fragilaria delicatissima; Fragilaria exigua; Fragilaria lanceolata; Fragilaria leptostauron; Fragilaria neoproducta; Fragilaria nitzschioides; Fragilaria pinnata; Fragilaria pseudoconstruens; Fragilaria tenera; Gomphonema affine; Gomphonema clavatum; Gomphonema minutiforme; Gomphonema minutum; Gomphonema parvulum; Gomphonema truncatum; Lower Saxony, Northern Germany; Navicula absoluta; Navicula accomoda; Navicula capitata; Navicula cari; Navicula cincta; Navicula clementioides; Navicula constans; Navicula costulata; Navicula crucicula; Navicula elgenensis; Navicula ignota; Navicula lanceolata; Navicula lesmonensis; Navicula menisculus; Navicula meniscus; Navicula minima; Navicula phyllepta; Navicula placentula; Navicula pseudocutiformis; Navicula pseudotuscula; Navicula pupula; Navicula scutelloides; Navicula seminulum; Navicula splendicula; Navicula striolata; Navicula subminuscula; Navicula subplacentula; Navicula subronstulata; Navicula tuscula; Navicula veneta; Navicula vitabunda; Nitzschia sp.; Opephora olsenii; Pinnularia intermedia; Stephanodiscus alpinus; Stephanodiscus hantzschii; Stephanodiscus medius; Stephanodiscus minutulus; Stephanodiscus parvus; Stephanodiscus rotula; Tabellaria flocculosa; Tetracyclus emarginatus; Tetracyclus glans; Ulnaria ulna