Abstract The present limnological investigation is conducted to study the relationship between phytoplankton abundance and five important physicochemical factors in urban wastewater-fed seven fish ponds of Chota Nagpur Plateau area. A total number of 43 phytoplankton taxa representing four classes. namely Cyanophyceae (7). Chlorophyceae (29). https://fitnessgravesyardes.shop/product-category/crank-axle-bearing/