Assessing water quality

摘要: AbstractImpairment of numerous water resources by anthropogenic stress has caused degradation, which reduces their ecological integrity, a combination physicochemical and biological integrity. Techniques to assess impairment may be broadly divided into physicochemical, biological, habitat assessments. Most analyses are conducted in the laboratory. Biological techniques field measurements such as population community level approaches using indigenous organisms indicators laboratory toxicology, generally use collected or raised animals pollution effects on individual organisms. Impacted sites compared with relatively unimpacted estimate damage. While toxicological have been largely standardised widely used, suitable protocols for based bioassessments new, often not standardised, used. Since each approach pro...