Ecological Indicators · 2009 · 35 citations · 49 references
Life SciencesEcologyEnvironmental Social ScienceEnvironmental SociologyFreshwater Ecosystem EcologyLake EcologyRiver EcologyEnvironmental Change DetectionRiver Floodplain DynamicsRiverine Ecosystems
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A trophic state index for lakes1
Robert E. Carlson · Limnology and Oceanography · 1977 · 4.3K citations
Assessment of Biotic Integrity Using Fish Communities
James R. Karr · Fisheries · 1981 · 2.7K citations