Poster Session 1: Odd No. Core Time [04+08]

[0408-P011] Tracing fish-excreted nitrogen through a river food-web using stable nitrogen isotopes

*Yuji Onishi¹, Akira Kurasawa², Hiromi Uno³, Keitaro Fukushima⁴, Keisuke Koba² (1. Research Institute for Humanity and Nature (Japan), 2. Center for Ecological Research, Kyoto University (Japan), 3. Tohoku University (Japan), 4. Fukushima University (Japan))

Keywords:

fish excretion,Lake Biwa,nitrogen isotope,river ecosystem,zoogeochemistry