pesticides added to field is seen in increased amount in the crop and in the birds that feed them. wht is this phenomenon called?
The gradual increase in the concentration of non biodegradable toxins with increasing trophic levels is known as Biomagnification.
Water runoff into lakes/rivers from Agricultural fields |
Pesticide in water bodies |
Increase in Concentration of pesticides in Small Fishes |
Increase in Concentration of pesticides in Large fishes feeding on small fishes |
Ultimately highest concentration of toxins seen in birds feeding on these large fishes |