“…Among these alternative food sources freshwater fishes were the most common, especially salmonids, as demonstrated by archaeological excavations [ 34 – 37 ]. Therefore, trout and/or salmon bone remains accumulated in archaeological sites represent valuable records to study how past climate oscillations affected fish populations (e.g., [ 38 ]). In the sedimentary succession in the Grotta del Santuario della Madonna (Praia a Mare, Cosenza, Italy, GSM henceforth), described by Cardini [ 39 ], Salmo trutta remains were found along a stratigraphic succession spanning from the Upper Paleolithic to the Mesolithic [ 40 ].…”