Read me file for submitted data set Title of the corresponding publication: Seasonal variation in the diet of estuarine bivalves by A.S. Jung* in cooperation with H.W. van der Veer, Marcel T.J. van der Meer and C.J.M. Philippart Royal Netherlands Institute for Sea Research (NIOZ), Department of Coastal Systems and Department of Microbiology & Biogeochemistry * corresponding Author: Sarina.Jung(at)gmx.de Stable Isotope data.CSV File Metadata VialNr - Unique vial number of sample Station - Station number refering to Fig. 1 in the publication Date - Sampling date Month - Abbriviated sampling month MonthNum - Numerical sampling month Speciesname - Latin species name/ sample name Type - Group name (Bivalve or Algae) Avgd15N - Average of the measured delta 15 N value Avgd13C - Average of the measured delta 13 C value Lengthmm - Shell lenght in milli meter Additional files: Data analysis.R Short description: R script of the analysis including the code for Fig 4 till Fig 9 and the supplementary material