How do we monitor eutrophication?

How do we monitor eutrophication?

How do we monitor eutrophication? Nitrogen and phosphorus - Nutrients  Chlorophyll a - indicator of plants Transparency - tool: Secchi disk Dissolved Oxygen (DO) - essential for fish populations Sediments - how fast material deposits Temperature - affecting the growth of plants, the release of nutrients, and the mixing of water etc. Source: https://www.canr.msu.edu/michiganlakes/lake_ecology/measuring_eutrophication