A preliminary study on the assessment of stream ecosystem health in south of Anhui Province using Benthic-Index of Biotic Integrity
应用底栖动物完整性指数B-IBI评价溪流健康

Stream macro-invertebrate assemblages were collected from 33 stream sites in the south of Anhui Province China, among them 11 were unimpaired or minimally impaired sites and 22 were impaired sites. Twenty-one candidate metrics: Total number of taxa, EPT taxa, Intolerant taxa, Aquatic insects taxa, (Crustacea+Mollusca) taxa, Chironomidae taxa, Shannon-Wiener index, Dominant taxon%, Three dominant taxa%, Trichoptera%, Ephemeroptera%, Diptera%, Chironomidae%, Tolerant taxa%, Intolerant taxa%, (Crustacea+Mollus...