The Mustjõgi ( lv, Mustjegi) is a river on the Estonia–

Latvia Latvia ( or ; lv, Latvija ; ltg, Latveja; liv, Leţmō), officially the Republic of Latvia ( lv, Latvijas Republika, links=no, ltg, Latvejas Republika, links=no, liv, Leţmō Vabāmō, links=no), is a country in the Baltic region of ...

border. The river is 94 km long. The river starts from Suur Saarjärv and discharges into the

Gauja River The Gauja River ( et, Koiva jõgi, german: Livländische Aa) is a river in the Vidzeme region of Latvia. It is the only large river of Latvia that begins and ends its flow in Latvia. Its length is 460 km, of which 93.5 km (approxim ...

References

Rivers of Estonia Rivers of Latvia {{Estonia-river-stub