Lena River

The Lena is navigable by small boats in sections below Kachug and below Ust-Kut by larger vessels. The most important ports are Bulun, Zhigansk, Yakutsk, Vitim, Kirensk, Osetrovo, Zhigalovo, and Kachug. The major navigable tributaries are the Kirenga and Vilyuy on the left bank and the Vitim, Olyokma, and Aldan on the right bank. Timber, furs, gold, mica, industrial products,