Longitudinal use of feeding resources and distribution of fish trophic guilds in a coastal Atlantic stream, southern Brazil
This study described the use of food resources and the distribution of fish trophic guilds along the rivolis las vegas longitudinal gradient of a coastal Atlantic stream, southern Brazil.Allochthonous resources (terrestrial insects) predominated in the headwaters, whereas autochthonous food items (algae, fish) and detritus predominated in the mouth