Bamu RiverThe Bamu River is a river in southwestern Papua New Guinea.CourseLarge river in southwestern Papua New Guinea. Its headwaters originate in the southern part of the Mount Bosavi. It flows through the seasonally flooded, rainforested, swampy Papua Lowlands and empties into the Gulf of Papua after more than 300 km. It is also called the Aworra River up to the mouth of the Wawoi. Its estuary is a tidal delta widened into a funnel. The tidal range of the sea is about 50 km.HydrologyThe southern part of its catchment receives 2,500 mm of rainfall per year, reaching 4,500 mm in the north and east. This area is classified as type Af according to Köppen's climate classification. Average discharge in wet years is.TributariesThe largest tributaries of the Bamu:EcologyThe river is home to fish species such as barramundi and catfish. The surrounding landscape is also home to a variety of fauna such as Rusa deer, wallabies, wild pigs, crocodiles and various lizards.