File name: lifetime_fecundity_survival.xls Contents: Contains total number of offspring produced per replicate, no. of eggs produced per replicate, and number of reproductive bouts. Tab 2: lifespan per replicate Columns: lake type = anadromous, landlocked, or no alewife, replicate lake, clone per lake, experimental temperature, and individual trait value. Offspring = total number of offspring produced, eggs_per_clutch = no. of offspring produced per clutch, no_clutches = total number of clutches File name: survival.xls Contents: proportion alive per lake and temperature; Tab1 = high temperature, Tab2 = low temperature Columns: Day and proportion alive for each lake File name: lifetime_fecundity_rawdata.xls Contents: no. of offspring produced per clutch per clone per lake