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Classification
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Field identification feature
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Transparent water
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There is no suspended substance and colloid, 60cm water can be found in the wide 3MM WIDE rough
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Turbid water
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There is a small amount of suspended solids, 30~60cm deep in the water 3MM WIDE rough line
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Turbid water
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There are a lot of suspended solids, translucent, less than the depth of the 30cm water can see 3MM WIDE rough line
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Extremely turbid water
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There are a large number of suspended or colloidal emulsion, like water, the visibility is very shallow, can not see clearly the thick line width of 3mm.
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