Figure 1From: Selective foraging by non-native rainbow trout on invertebrates in Patagonian streams in Argentina Mean invertebrate density (major groups) (±SD, ind m 2 ) by season. At riffles (R) and pools (P) (n = 3) of Cabeza de Vaca (CVA) and Nant y Fall (NyF) streams (Patagonia, Argentina) from May 2005 (early autumn) to March 2006 (late summer).Back to article page