READ ME File For 'Dataset: Bay of Biscay rocky intertidal' Dataset DOI: 10.5258/SOTON/D0618 This dataset supports the thesis entitled "The role of habitat gaps and oceanography on the biogeography and population genetics of rocky intertidal gastropods in the Bay of Biscay" - Appendix 7.7 AWARDED BY: University of Southampton DATE OF AWARD: 2019 DESCRIPTION OF THE DATA Data supporting work carried out as a PhD thesis. Appendix 7.7 quadrat information (Quadrats.xlsx) with abundance of species and Patella measurements within each quadrat. It also contains Steromphala pennanti measurements (G_pen.csv) and Steromphala umbilicalis measurements (S_umb_measurements.xlsx). Date of data collection: 2014-2018 Information about geographic location of data collection: University of Southampton, U.K. Licence: CC BY Date that the file was created: August 2018