Lake Mogotoyevo (; ) is a coastal lake in Allaikhovsky District, Sakha Republic, Russia. 
Geography.
With an area of , it is the largest coastal lagoon in the Yana-Indigirka Lowland the lake freezes in the second half of September and melts in June. The Bogdashkina river mouth lies to the west of the lake and Gusinaya Bay to the southeast.
Fauna.
In the lake, large numbers of omul, Siberian ryapushka and nelma can be found. It is a breeding place for the Siberian crane ("Grus leucogeranus").
References.
 ;templatestyles src="Reflist/styles.css" / ;