Is the relationship between body size and trophic niche position time-invariant in a predatory fish? First stable isotope evidence.

by Takefumi Nakazawa, Yoichiro Sakai, Chih-hao Hsieh, Tadatoshi Koitabashi, Ichiro Tayasu, Norio Yamamura, Noboru Okuda
Published 2010-01-01

Long-term changes in the diet of Gymnogobius isaza from Lake Biwa, Japan: effects of body size and environmental prey availability.

by Jonathan Carlo Briones, Cheng-Han Tsai, Takefumi Nakazawa, Yoichiro Sakai, Rey Donne S Papa, Chih-Hao Hsieh, Noboru Okuda
Published 2012-01-01

Integrated trophic position decreases in more diverse communities of stream food webs

by Naoto F. Ishikawa, Yoshito Chikaraishi, Naohiko Ohkouchi, Aya R. Murakami, Ichiro Tayasu, Hiroyuki Togashi, Jun-ichi Okano, Yoichiro Sakai, Tomoya Iwata, Michio Kondoh, Noboru Okuda
Published 2017-05-01