Fulford and Dillon Intrapopulatson variability in stable isotope data for Cynoscon nebulosus 
121 
Winemiller, K. O., S. Akin, and S. C. Zeug. 
2007. Production sources and food web structure of a 
temperate tidal estuary: integration of dietary and sta- 
ble isotope data. Mar. Ecol. Prog. Ser. 343:63-76. 
Zanden, H. B. V., K. A. Bjorndal, K. J. Reich, and A. B. Bolten. 
2010. Individual specialists in a generalist population: 
results from a long-term stable isotope series. Biol. 
Lett. 6:711-714. 
