Comparing compound-specific and bulk stable nitrogen isotope trophic discrimination factors across multiple freshwater fish species and diets. - Blanke, Chelsey M.; Chikaraishi, Yoshito; Takizawa, Yuko; Steffan, Shawn A.; Dharampal, Prarthana S.; Vander Zanden, M. Jake (Canadian Journal of Fisheries & Aquatic Sciences, 2017)