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♤ Eutrophication eventually create detritus layer in the ponds & lakes and produces successively shallower depth of surface water.
♤ Eventually the water body is reduced into marsh whose plant community is transformed from an aquatic environment to recognizable terrestrial ecosystem.
Decreased biodiversity
♤ Algal blooms restrict the sunlight to penetrate & affects the photosynthesizing plants. It causes death of plants.
♤ Bacteria consumes all the oxygen on decomposition & results in devoid of oxygen. Eventually it leads to death of all living organism in aquatic ecosystem.