The present innovation relates to a high protein fish feed comprising 15 to 25% of chicken intestine meal; 20 to 40% of distillers dried grain (DDG) powder or soybean meal; 20 to 40% of rice bran; 10 to 30% of cassava meal or wheat flour; 0.5 to 3.0…

Water sampling device comprising: a hollow cylindrical container (100) having two open end; a holder (102) is attached at a surface of the hollow cylindrical container (100) for holding the hollow cylindrical container (100); a ring (104) is tied by…