The largest tributary of Shamshy is Tuyuk river (length 24 km (15 mi) km, and watershed area - 177 km2 (68 sq mi)).

There are 23 glaciers in the river basin with area of 31 km (19 mi).

The river rises from glaciers on the northern slopes of Kyrgyz Ala-Too, flows through a narrow gorge northward, and enters Chüy Valley.

Shamshy is linked to the Great Chüy Canal.

This article related to a river in Kyrgyzstan is a stub.