- Source: Calva (river)
The Calva is a right tributary of the river Vișa in Romania. It discharges into the Vișa in Șeica Mare. Its length is 33 km (21 mi) and its basin size is 184 km2 (71 sq mi).
The Calva is a right tributary of the river Vișa in Romania. It discharges into the Vișa in Șeica Mare. Its length is 33 km (21 mi) and its basin size is 184 km2 (71 sq mi).