Nera (Danube) of Romania and Serbia signed an agreement to solve the problem. In Romania: Prigor, Bozovici, Dalboșeț, Șopotu Nou, Sasca Montană, Naidăș, Socol In Serbia: Kusić, Bela Crkva, Vračev Gaj, Banatska Palanka, Stara Palanka The following are tributaries of the Nera: Left: Nerganița, Prigor, Rudăria, Bănia, Valea Mare, Șopotu, Bârzu, Boinița, Răchita, Haimeliug, Șușara, Micoș Right: Nergana, Coșava, Hielișag, Ciurezu, Miniș, Agriș, Lăpușnicu, Moceriș, Ducin, Bresnic, Valea Rea, Beu Nera (Danube) The Nera (, or Нера, ) is a river running through Romania and Serbia. It is a left tributary of the Danube, which it joins near Banatska Palanka. The Nera
Enns-class river monitor driving one shaft, using steam generated by two Yarrow boilers driving. The engines were rated at and were designed to reach a top speed of . They carried of fuel oil. The main armament of the "Enns"-class river monitors was a pair of /L45 guns in a single turret forward of the conning tower and three /L10 howitzers to the rear, in individual armored cupolas. They also mounted two individual /L50 BAG anti-aircraft guns, and six machine guns. The maximum range of her Škoda L/45 guns was . Her armour consisted of belt and bulkheads thick, deck armour thick, and