**2. About study area**

The Prut River is the last largest tributary of the Danube, before it discharges into the Black Sea (through the Danube Delta). The Prut river springs in Ukraine, flows through the border area between Romania and Republic of Moldova, down to the point where it enters the Danube (Figure 1).

© 2012 Vartolomei, licensee InTech. This is an open access chapter distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. © 2012 Vartolomei, licensee InTech. This is a paper distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

The Prut river is an allochthon river that originates in the Woody Carpathians in Ukraine. Between Orofteana and the confluence with the Danube on the lengh of 946 km, it drains a basin of 28,463 sqkm. At Czernowitz (in Ukraine) the Prut river has a multi-annual average flow of 73.62 mc/s, it grows up to Fălciu at 103.48 mc/s, and then it comes down to 85.3 mc/s, because of the lateral losses [1].

Integrated Measurements for Biodiversity Conservation in Lower Prut Basin 133

**Figure 1.** Prut basin – general overview
