|Lena Delta Nature Reserve|
|Russian: ?-? ( ) ?|
Reindeer herd crossing the Bolshaya Tumatskaya channel within the reserve (2014)
|Location||Sakha Republic, Russia|
|Area||14,330 km2 (5,530 sq mi)|
Lena Delta Nature Reserve (Russian: ?-? ?) is a Zapovednik ("scientific nature reserve") located in the delta of the Lena River in Sakha Republic, in the far north of eastern Siberia, Russia. The reserve is divided into two subareas, and has a total land area of 14,330 square kilometres (5,530 sq mi), making it one of the largest protected areas in Russia. The delta itself has a size of about 30,000 square kilometres (12,000 sq mi), making it one of the largest in the world. It protects large concentrations of birds, including swans, geese and ducks, loons, shorebirds, raptors and gulls. It is also an important fish spawning site.