| stream flow, salmon and beaver dams: roles in the structuring of stream fish communities within an anadromous salmon dominated stream. | the current paradigm of fish community distribution is one of a downstream increase in species richness by addition, but this concept is based on a small number of streams from the mid-west and southern united states, which are dominated by cyprinids. further, the measure of species richness traditionally used, without including evenness, may not be providing an accurate reflection of the fish community. we hypothesize that in streams dominated by anadromous salmonids, fish community diversity w ... | 2007 | 17922703 |