Adria (river)
Encyclopedia
Tartaro-Canalbianco-Po di Levante (Latin
Latin
Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...

: Tartarus) is a river
River
A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 of north-east Italy
Italy
Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

. It is the only river whose course runs between the Adige
Adige
The Adige is a river with its source in the Alpine province of South Tyrol near the Italian border with Austria and Switzerland. At in length, it is the second longest river in Italy, after the River Po with ....

 river and the Po
Po River
The Po |Ligurian]]: Bodincus or Bodencus) is a river that flows either or – considering the length of the Maira, a right bank tributary – eastward across northern Italy, from a spring seeping from a stony hillside at Pian del Re, a flat place at the head of the Val Po under the northwest face...

 river and flows into the Adriatic Sea
Adriatic Sea
The Adriatic Sea is a body of water separating the Italian Peninsula from the Balkan peninsula, and the system of the Apennine Mountains from that of the Dinaric Alps and adjacent ranges...

.

The first part of its course, whose length is 52 km (32.3 mi) from resurgences
Spring (hydrosphere)
A spring—also known as a rising or resurgence—is a component of the hydrosphere. Specifically, it is any natural situation where water flows to the surface of the earth from underground...

 to Torretta, flows in the province of Verona
Province of Verona
The Province of Verona is a province in the Veneto region of Italy. Its capital is the city of Verona.-Overview:The province has an area of 3,109 km², and a total population of 912,981...

 and in the province of Mantua
Province of Mantua
The Province of Mantua is a province in the Lombardy region of northern Italy. Its capital is the city of Mantua.-Communes:It includes 70 comuni , ranging in area from Viadana, with 102.19 km², to Mariana Mantovana, with 8.81 km²....

 and is known by the name of Tartaro.
The second part of its course, whose length is 78 km (48.5 mi) from Torretta to Volta Grimana, flows in the province of Rovigo
Province of Rovigo
The Province of Rovigo is a province in the Veneto region of Italy. Its capital is the city of Rovigo.It borders on the north with the provinces of Verona, Padua and Venice, on the south with the province of Ferrara, on the west with the province of Mantua, and on the eastwith the Adriatic Sea.-...

 and is known by the name of Canalbianco or Canal Bianco (meaning White Canal
Canal
Canals are man-made channels for water. There are two types of canal:#Waterways: navigable transportation canals used for carrying ships and boats shipping goods and conveying people, further subdivided into two kinds:...

in both Italian
Italian language
Italian is a Romance language spoken mainly in Europe: Italy, Switzerland, San Marino, Vatican City, by minorities in Malta, Monaco, Croatia, Slovenia, France, Libya, Eritrea, and Somalia, and by immigrant communities in the Americas and Australia...

 and Venetan
Venetian language
Venetian or Venetan is a Romance language spoken as a native language by over two million people, mostly in the Veneto region of Italy, where of five million inhabitants almost all can understand it. It is sometimes spoken and often well understood outside Veneto, in Trentino, Friuli, Venezia...

).
The third and final part of its course, whose length is 17 km (10.6 mi) from Volta Grimana to mouth, flows in the province of Rovigo and is known by the name of Po di Levante (meaning Eastern Po
Po River
The Po |Ligurian]]: Bodincus or Bodencus) is a river that flows either or – considering the length of the Maira, a right bank tributary – eastward across northern Italy, from a spring seeping from a stony hillside at Pian del Re, a flat place at the head of the Val Po under the northwest face...

).

The river rises from resurgences in the hills to the southeast of the Lago di Garda and its former lower course had roughly followed what is currently the lower course of the Adigetto Canal until the breach at Pinzone in the 10th century.

Since the breach at Pinzone the lower course of the Tartaro has roughly followed what was the former lower course of the Mincio
Mincio
Mincio is a river in the Lombardy region of northern Italy.Called the Sarca River before entering Lake Garda, it flows from there about 65 km past Mantua into the Po River....

 river and, probably, of the ancient Adria
Adria (river)
Tartaro-Canalbianco-Po di Levante is a river of north-east Italy. It is the only river whose course runs between the Adige river and the Po river and flows into the Adriatic Sea....

 river.
After the breach at Ficarolo in 1152 the Po river diverted to the north and the Tartaro river became one of its tributaries
Tributary
A tributary or affluent is a stream or river that flows into a main stem river or a lake. A tributary does not flow directly into a sea or ocean...

.

After the Malopera breach in 1438 the Tartaro overflowed and new embankments were built, roughly following the previous natural course; this part of the river has been known by the name of Canalbianco since the canalization of its stream.

The "Porto Viro cut-off" in 1604 diverted the Po river before the confluence of the Tartaro-Canalbianco; since then the former channel of the Po delta named Po di Levante has been the final part of the river.

Currently it flows by the modern Adria
Adria
Adria is a town and comune in the province of Rovigo in the Veneto region of Northern Italy, situated between the mouths of the rivers Adige and Po....

; it communicates, by canals, with the Po river and the Adige river.

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