Christine B. Wenk, Caitlin H. Frame, Keisuke Koba, Karen L. Casciotti, Mauro Veronesi, Helge Niemann, Carsten J. Schubert, Naohiro Yoshida, Sakae Toyoda, Akiko Makabe ...
Nitrogen fractionation has also been used to distinguish trophic levels in migratory fish in fresh and marine environments (Hobson & Wassenaar 2008). Oxygen was the first stable isotope used to ...
Limnology and Oceanography, Vol. 54, No. 4 (Jul., 2009), pp. 1403-1411 (9 pages) This study investigated the bulk nitrogen isotopic composition and fractionation of marine and freshwater cyanobacteria ...