Ukelayat

The Ukelayat (Укэлаят; Koryak: Вуквылгаят) is a river in Kamchatka Krai, Russia. The length of the river is 118 km and the area of is drainage basin 6820 km2.

The name of the river comes from the Koryak "vukvylgayat" (Вуквылгаят), meaning "rock/fall".

Course
The Ukelayat has its source in the Koryak Highlands. It is fed by glaciers of the northern slopes of the adjoining ranges. It flows roughly eastwards within a valley bound by the Pikas Range to the north and the Ukelayat Range to the south. The river divides into channels along its middle and lower course. Its mouth is in the small Dezhnyov Bay of the Bering Sea.

Its main tributary is the 148 km long Pikasvayam, joining it from the left about halfway through its course.

Flora and fauna
The river basin is characterized by tundra vegetation, including mosses, lichens, dwarf shrubs, and sedges.