Lake Peipus Lake Peipus Lake Peipus (; ; ) is the largest transboundary lake in Europe, lies on the border between Estonia and Russia. The lake is the fifth-largest in Europe after Lake Ladoga and Lake Onega (in Russia north of St. Petersburg), Lake Vänern (in Sweden), and Lake Saimaa (in Finland). Lake Peipus represents a remnant of a body of water which existed in this area during an Ice Age. It covers , and has an average depth of , the deepest point being . The lake has several islands and consists of 3 parts: The lake is used for fishing
Republic of Karelia of high-quality fresh water. Lake Ladoga (Finnish: "Laatokka") and Lake Onega ("Ääninen") are the largest lakes in Europe. Other lakes include: The lakes Ladoga and Onega are located in the south of the republic. White Sea coast: In Lake Onega: In Lake Ladoga: The majority of the republic's territory (148,000 km², or 85%) is composed of state forest stock. The total growing stock of timber resources in the forests of all categories and ages is 807 million m³. The mature and over-mature tree stock amounts to 411.8 million m³, of which 375.2 million m³ is coniferous. Fifty useful minerals are