10.5061/DRYAD.7VG42/1 1 Salvatteci, Renato Field, David B. Baumgartner, Timothy Ferreira, Vicente Gutierrez, Dimitri Ms 10045 data Salvatteci et al Dryad Digital Repository 2011 fish scales marine laminated sediments Humboldt Current past fish population variability Pisco Peru Little Ice Age to the present Engraulis ringens Sardinops sagax sagax 2011-07-12 DataFile 10.5061/DRYAD.7VG42