Brantas River that is located at Upper Brantas River Basin Area has been polluting that is noted by poluttion that taking place at Karangkates and Sengguruh Reservoir. Development of people and industries around Malang Upper Brantas River Basin Area since 2000. leading to increasing of river water using and pollution. particularly organic pollution. https://www.ealisboa.com/great-pick-BERKLEY-POWER-WORM-7-100-PACK-super-buy/