A COMPARATIVE STUDY ON THE FEEDING COMPETITION OF THE EUROPEAN PERCH PERCA FLUVIATILIS L. AND THE RUFFE GYMNOCEPHALUS CERNUUS (L.) IN LAKE PIEDILUCO (UMBRIA, ITALY).
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Bull. Fr. Pêche Piscic., 387 (2007) 35-57
Published online: 01 January 2009
DOI: 10.1051/kmae:2007016