 The Botcha River flows to the southeast, and is a winding mountain river with rocky bottom.Botcha is located in the "Ussuri broadleaf and mixed forests" ecoregion, which centers on the middle Amur River basin, in the Russian Far East.Mixed broadleaf species such as Manchurian ash and Japanese elm in the lowlands, Korean pine and broadleaf forests in the middle elevations, and fir and spruce up to the subalpine levels.