Amur–Zeya Plain
Amur–Zeya Plain (Russian: Амурско-Зейское плато) is plateau in Amur Oblast, Russia.
| Amur–Zeya Plain | |
|---|---|
  Location in Amur Oblast | |
| Highest point | |
| Peak | 904 |
| Elevation | 300 m (980 ft) |
| Dimensions | |
| Length | 480 km (300 mi) |
| Width | 240 km (150 mi) |
| Geography | |
| Country | Russia |
| Federal subject | Amur Oblast |
| Range coordinates | 52°40′N 128°30′E |
| Parent range | South Siberian System |
The climate is continental with features of the monsoon, with cold, snowless winters and moderately warm summers. There are places gold deposits. The first exploration of the plateau was made by Russian pioneers in the 17th century.
Geography
It is located on the left bank of the middle reaches of the Amur river, between the Amur and Zeya. To the north it is bound by the Tukuringra Range and the Dzhagdy Range.[1] The Nora and the Orlovka (Mamyn), right tributaries of the Selemdzha, flow across the plateau.[2]
The average height of the plateau is about 300 meters, the highest - 904 m. The plateau is dominated by plains, ridged and hilly terrain; in the Amur valley terrain extremely dismembered.
Crystalline basement rocks are overlain by layers of sand and clay deposits in the Neogene period lakes and ancient channels of the Amur and Zeya. The distribution of permafrost is patchy.
Flora
On the territory of the plateau common features include larch and pine forests and birch. In the south is characterized by shrub thickets of oak and set of marshes and wetlands.
References
- Амурско-Зейское плато - Great Soviet Encyclopedia : (in 30 vols.) / Ch. ed. A.M. Prokhorov. - 3rd ed. - M .: Soviet Encyclopedia, 1969-1978.
- Nora - Great Soviet Encyclopedia : (in 30 vols.) / Ch. ed. A.M. Prokhorov. - 3rd ed. - M .: Soviet Encyclopedia, 1969-1978.