DSC07936 (2)

101

Vistula valley betioeen the outlets of Dunajec and Breń

₆fn

-j—-1-1---- i ¹ i-1-1-1-1-1    -r    ■(

1870    1900    *930    *9*0    ^yaars

Fig. 5. Graph showing maximal, minimal and mean water levels at Szczucin gaug-ing station in the years 1871—1978

of the above process. This process practically does not occur in the stu-died section when taking into account the profile in Szczucin (Fig. 5). Its ratę is smali, 0.9 cm/yr in the period of 1946—1975 according to Klimek’s (1983) calculations. Similarly, the channel deepening is not registered at the water gauge profiles upstream the Dunajec mouth (Punzet 1981). However, the channel incision of the order of 0.31—

□ 1 V2 73 Ki. OS «6

Fig. 6. Scatter plot of mean grain size (M_z) versus standard deviation (<$i)

" ^s**nds and sands wlth graVels of middle terrace; 2 — sands and saaiids włth gravel«: ¹ ■'endzina terrace; 3 — muds of rendzina terrace; 4 — flood plaln deposits; 5 — prezent channel deposits; I — oxbows deposits