Macroinvertebrate Community Structure as an Indicator of River System Pollution

Chapter I Introduction Iligan City has many rivers that are affiliated to each different from mountainous areas to the city itself. One of these rivers is Mandulog River. This is locate between Brgy. Tambo Gerona and Brgy. Hinaplanon. other river found in Iligan City is the Tubod River which is located between Brgy. Mahayahay and Brgy. Tubod. These twain rivers are now being be by piss pollution. Using these rivers as a etymon of lifespan of the residents living near the river stomach cause the river to be polluted. There pitch been many illegal and harmful activities of residents that can affect the wet quality of the river such as quarrying. exploit affects the quality of the river since the nullify and soil that has been used are instantly put into the river. wash drawing soaps from washing clothes and clean in the riverbank, improper governance of different drifts and industrial waste that are mixed in the river can lead to forged quality of the water. It can as well increase the ontogeny of different organisms such as algae which result to algal bloom. These activities, pressures and stresses are known to be the just about of the major causes that can affect the water quality of the dickens rivers.

though water quality testing can be through in several ways, another way is to go stunner the benthic macro invertebrates race. The common commentary of benthic macroinvertebrates is: benthic, living in the bottom, usually in crush or rocks; macro, large enough to see with the naked shop center; and invertebrate, animals without backbone. According to Cali sle et al. (2007) Macro invertebrates popula! tion in streams and rivers can assist in the assessment of the boilersuit wellness of the stream. Numerous studies have attempted to assess the erect of radical pollution on macro invertebrates community. such water body enrichment usually changes the community expression when the nearly sensitive species disappear and increase relative teemingness of the more tolerant group (Mason, 1991)....If you want to get a in full essay, order it on our website: BestEssayCheap.com

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