ABSTRACT Research concerned about the Amylolytic Bacteria capable of producing enzyme amylase and their ability in degrades organic matter has rarely been implemented. In previous studies have found bacteria type amilolitik from sediments mangrove marine ecosystem station dumai. Kinds of bacteria amiloitik found among others B. paramycoides (TR6) and E.cloacae (TR11) ( Silitonga, 2019 ). B…