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Water quality standards are regulations that establish the acceptable levels of various physical, chemical, and biological parameters in water bodies to protect human health and the environment.
Pollution that comes from diffuse sources such as runoff from agricultural fields or urban areas.
Bioindicators: Organisms or species used to assess the health of an ecosystem by indicating changes in environmental conditions.
Dissolved Oxygen: The amount of oxygen dissolved in water, which is crucial for the survival of aquatic organisms.