BRIEF COMMUNICATION Variation of brown trout Salmo trutta young-of-the-year growth along environmental gradients in Europe

., 2001), and density-dependent feedback (Elliott, 1994).Although temperature is highly spatially structured at the large scale, varyingwith latitude, continentality and altitude (Ward, 1985), the variation of body size andgrowth rate between populations has been studied mainly along latitudinal gradi-ents (Heibo