Onega River Kozhozero, as well as Kenozersky National Park. The whole valley of the Onega is populated, with the exception of the stretch between Severoonezhsk and Yarnema, in Plesetsky District. There are two towns located on the Onega River, Kargopol close to its source and Onega in its mouth. There are also two urban-type settlements, located opposite to each other in the middle course of the river, Oksovsky (right bank) and Severoonezhsk (left bank). of the river's lower course, between the village of Gorodok and the selo of Porog, is listed in the State Water Register of Russia as navigable. The rest
Lake Onega Common mammals include elks, brown bears, wolves, red foxes, European hares, blue hares, red squirrels, lynxes, pine martens, European badgers, as well as American muskrats and minks which were introduced to the area in the early 20th century. About 200 bird species from 15 families have been observed in the lake basin. Lake Onega features a large variety of fish and water invertebrates, including relicts of the glacial period such as lamprey. There are about 47 fish species from 13 families; they include sturgeon, landlocked salmon, brown trout, European smelt, grayling, roaches, Crucian carp, whitefishes, char, pike, European cisco, common