Ichthyology

Aquatic Species Decline at Dams and Weirs Documented

DeclineJust recently in Science Daily Sep. 14, 2011), was published an article on the fact well known that Dams and weirs have a stronger impact on the ecosystem of watercourses than was previously realized. I think it is well known and often documented in the past what the Scientists from the Technische Universitaet Muenchen have demonstrated now on the basis of a survey they have done of five rivers in the catchment areas of the Elbe, Rhine/Main, and Danube. But unfortunately very little, if nothing, has been done on a worldwide scale to reduce the constant decline of freshwater species in dams, or elsewhere, The article can be seen at: http://www.sciencedaily.com/releases/2011/09/110914143638.htm

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