Upper Midwest Environmental Sciences Center
Search fish passage bibliography
Poff, N. L., J. D. Allan, M. B. Bain, J. R. Karr, K. L. Prestegaard, B. D. Richter, R. E. Sparks and J. C. Stromberg (1997). The natural flow regime. A paradigm for river conservation and restoration. Bioscience. 47:769-784.
The ecological integrity of river ecosystems depends on their natural dynamic character.