Effects of Water Pollution on Aquatic Ecosystem

  • Biocides, polychlorinated biphenyls (PCBs) and heavy metals directly eliminate sensitive aquatic organisms.
  • Hot waters discharged from industries, when added to water bodies, lowers its dissolved oxygen (DO) content.
  • However, a few tolerant species like Tubifex (annelid worm) and some insect larvae may survive in highly polluted water with low DO content. Such species are recognized as indicator species for polluted ....
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Ecology & Environment