Analyses of Archival Cartographic Materials for Geomorphological Changes of River Channel

Table 1

Results of the river line change.

Analysed maps (years)	Sections of the river channel
	1; X; Y (m)	2 (m)	3 (m^2)	4; X; Y (m)	5; X; Y (m)	6; X; Y (m)
1950	60,78,224; 5,87,547	8	7,199	60,78,085; 5,87,928	60,78,151; 5,88,012	60,77,992; 5,88,080
1966	60,78,224; 5,87,547	8	6,209	60,78,074; 5,87,931	6,08,147; 5,88,022	60,77,987; 5,88,088
In 1950–1966, the mill was included, the pond area changed, and the place of the merger of branches and the place of the tributary joining the river Neris changed
1972	60,78,224; 5,87,546	9.5	6,798	60,78,074; 5,87,931	60,78,147; 5,88,015	60,77,987; 5,88,083
1984	60,78,242; 5,87,578	4	11,741	60,78,140; 5,87,943	60,78,250; 5,88,043	60,78,085; 5,88,153
1986	60,78,243; 5,87,578	3	11,864	60,78,148; 5,87,937	60,78,256; 5,88,041	60,78,085; 5,88,153
In 1966–1986, the mill was removed, the river bend location changed, the river narrowed, the pond was large, and the place of the tributary joining the river Neris changed.