| Bolshaya Ussurka | |
|---|---|
 | |
| Location | |
| Country | Russia |
| Physical characteristics | |
| Mouth | Ussuri |
• coordinates | 45°58′24″N 133°40′28″E / 45.97333°N 133.67444°E |
| Length | 560 km (350 mi) |
| Basin size | 22,300 km2 (8,600 sq mi) |
| Basin features | |
| Progression | Ussuri→ Amur→ Sea of Okhotsk |
The Bolshaya Ussurka (Russian: Большая Уссурка, literally: "Great Ussuri") is a river in the Russian Far East in Primorsky Krai. It is a right tributary of the Ussuri, which it meets near Dalnerechensk.
The area of the Bolshaya Ussurka drainage basin is approximately 29,600 square kilometres (11,400 sq mi). It is 440 kilometres (270 mi) long.[1] The river was known as "Iman" (Иман) until the 1972 Renaming of geographical sites in the Russian Far East.[2]
The major tributaries of the Bolshaya Ussurka are the rivers Malinovka, Marevka, Naumovka and Armu.
