The Avrig is a left tributary of the river Olt in Romania. It discharges into the Olt in the town Avrig. The upper reach of the river is also known as Râul Mare. Its source is the Avrig Lake in the Făgăraș Mountains. Its length is 24 km (15 mi) and its basin size is 66 km2 (25 sq mi).
The Râul Târgului is a left tributary of the river Râul Doamnei in Romania. Its source is near the Păpușa Peak, in the Iezer Mountains. It discharges into the Râul Doamnei between Micești and Mioveni. Its upper course, upstream from the confluence with the Bătrâna, is also called Cuca. Its length is 72 km (45 mi) and its basin size is 1,096 km2 (423 sq mi).
The Săliște is a left tributary of the river Cibin in Romania. It discharges into the Cibin in Orlat. Its length is 32 km (20 mi) and its basin size is 220 km2 (85 sq mi).
The Mara is a left tributary of the river Iza in Romania. It discharges into the Iza in Vadu Izei. Its length is 38 km (24 mi) and its basin area is 410 km2 (160 sq mi). Its main tributary is the Cosău.
The Râușor is a right tributary of the Mara in Maramureș County, Romania. It discharges into the Mara in the village Mara. Its main tributaries are the Izvorul Negru and the Hopșia. Its length is 10 km (6.2 mi) and its basin size is 37 km2 (14 sq mi).
The Râușor is a right tributary of the river Dâmbovița in Romania. It flows into the Dâmbovița in Rucăr. Its length is 16 km (9.9 mi) and its basin size is 50 km2 (19 sq mi).
The Râușor is a right tributary of the Râul Târgului in Romania. It discharges into the Râușor Reservoir, which is drained by the Râul Târgului. Its length is 10 km (6.2 mi) and its basin size is 36 km2 (14 sq mi).
The Strei is a left tributary of the river Mureș in Transylvania, Romania. The upper reach of the river, upstream of the village of Baru, is also known as Râul Petros. It flows through the town Călan and the villages Petros, Baru, Livadia, Pui, Galați, Băiești, Ohaba de sub Piatră, Ciopeia, Subcetate, Covragiu, Bretea Română, Bretea Streiului, Ruși, Strei, Streisângeorgiu, Batiz, Băcia and Simeria Veche. It discharges into the Mureș near Simeria. Its length is 93 km (58 mi) and its basin size is 1,983 km2 (766 sq mi).
The Bârsa is a left tributary of the river Olt in Romania. It discharges into the Olt near Feldioara. Its source is in the Făgăraș Mountains. As several tributaries also have the name Bârsa, in order to differentiate them, the main course of the river is frequently referred to as Bârsa Mare. The river Ghimbășel, formerly a direct tributary of the Olt, was redirected towards the Bârsa. Its length is 73 km (45 mi) and its basin size is 937 km2 (362 sq mi).
The Râul Mare is a right tributary of the river Bârsa in Romania. It flows into the Bârsa in Zărnești. Its length is 11 km (6.8 mi) and its basin size is 22 km2 (8.5 sq mi).
The Râul Mare is a left tributary of the river Strei in Romania. It discharges into the Strei in Subcetate. Its source is in the Retezat Mountains. It flows through the reservoirs Gura Apelor, Ostrovul Mic, Păclișa and Hațeg. Its length is 64 km (40 mi) and its basin size is 915 km2 (353 sq mi).
The Râul Galben is a left tributary of the Râul Mare in Romania. It discharges into the Râul Mare in Sântămăria-Orlea. Upstream of the confluence with the Răchitova, the river is also known as Densuș. The river flows through the town Hațeg. Its length is 34 km (21 mi) and its basin size is 357 km2 (138 sq mi).
The Râușor is a right tributary of the river Breazova in Romania. It flows into the Breazova in Sarmizegetusa. Its length is 11 km (6.8 mi) and its basin size is 15 km2 (5.8 sq mi).
The Râul Mare is the right headwater of the river Cugir in Romania. At its confluence with the Râul Mic in the town Cugir, the river Cugir is formed. Its length is 48 km (30 mi) and its basin size is 211 km2 (81 sq mi).
The Cugir is a left tributary of the river Mureș in Romania. It discharges into the Mureș near Șibot. Its length is 67 km (42 mi) and its basin size is 358 km2 (138 sq mi).
The Râul Mic is the left headwater of the river Cugir in Romania. At its confluence with the Râul Mare in the town Cugir, the river Cugir is formed. Its length is 28 km (17 mi) and its basin size is 85 km2 (33 sq mi).
The Judele is a right tributary of the river Râul Mare in Romania. It flows into the Râul Mare upstream from the Gura Apelor Dam. Its length is 6 km (3.7 mi) and its basin size is 19 km2 (7.3 sq mi).
The Zlata is a right tributary of the Râul Mare in Romania. Its source is in the Retezat Mountains. Its length is 8 km (5.0 mi) and its basin size is 27 km2 (10 sq mi).
The Șes is a left tributary of the river Râul Mare in Romania. It discharges into the Gura Apelor reservoir, which is drained by the Râul Mare. Its length is 23 km (14 mi) and its basin size is 75 km2 (29 sq mi).
The Sibișel is a right tributary of the Râul Mare in Romania. It discharges into the Râul Mare in Sântămăria-Orlea. It starts at the confluence of headwaters Stânișoara and Pietrele in the Retezat Mountains. Its length is 29 km (18 mi) and its basin size is 76 km2 (29 sq mi).
