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By: Buria, Leonardo M. - Albariño, Ricardo J. - Modenutti, Beatriz E - Balseiro, Esteban G.Type: ArticleIn: Revista chilena de historia naturalVolume:Series:Issue:Date: 2009-03-01Page Range:Publication Info:Subjects: allochthonous plant detritus fish predation functional feeding groups terrestrial and aquatic prey