India is among the World's top twelve mega-biodiversity nations and stands quite high in the wealth of the total number of living species. It contains about 20% of the World's biodiversity on 2% of the earth surface. Its rich flora of medicinal plants is being used for Aryurvedic, Unani and Siddha medical practices since ancient times and is being exported for medicine for allopathic preparations. It is an important resource of food and livelihoods of the millions of rural people of India.Due to climate change and degradation of forest land, many of the plant and animal species are vulnerable...

life and its process. There are four categories of biodiversity of ecosystem. These are inland water, forest, marine and coastal biodiversity. Maintaining biological diversity helps in maintaining resources and ecological services. Due to human influence they are altered and introduction of alien species provides further ecological problems. The lakes are used for many purposes and hence they are the ones, which are exploited more. Benthic macro invertebrates are best indicators for Bioassessment. The abiotic environment of the water body directly affect in the distribution, population...