Sungai Momats, Sungai Armandville, Pater De Cocq D’Armdville, Le Cocq d’Armandville rivier, Pater Le Coq d’Armandville Rivier, Pater Le Cocq d’Armandville Rivier, Pater le Cock d’Armandville-rivier, Momats, Pater le Cocq d Armanville, Sungai Slocgd Armandville
The river flows in the southern area of Papua with predominantly tropical rainforest climate (designated as Af in the Köppen-Geiger climate classification).[3] The annual average temperature in the area is 23 °C. The warmest month is December, when the average temperature is around 25 °C, and the coldest is July, at 21 °C.[4] The average annual rainfall is 6240 mm. The wettest month is August, with an average of 690 mm rainfall, and the driest is January, with 402 mm rainfall.[5]