Question: asked about control of algal bloom
Answer: remove using net, next day push the algal bloom us9ing bamboo on one corner and remove after every growth
put 15 to 20 bundle of paddy straw and let is float and change it after every week and continue for 1 month
stop feeding, fertilization and prevent any kind of organic matter from falling into the pond 
apply lime @ 10 kg per bigfha
potassium permaganate @ 56 gram per kotha for oxygen