Kargopolsky District subordinated to the central administration of Northern Krai. In 1936, the krai was transformed into Northern Oblast. In 1937, Northern Oblast itself was split into Arkhangelsk Oblast and Vologda Oblast. Kargopolsky District remained in Arkhangelsk Oblast ever since. The district is almost exclusively located in the basin of the Onega River, which is the biggest river in the district, and belongs to the basin of the White Sea. The source of the Onega is Lake Lacha, which is the biggest lake in the district. The northeastern shore of Lake Vozhe, also in the basin of the Onega, belongs to Kargopolsky
Salinas of the English Port loggerhead sea turtle ("Caretta caretta"). It hosts characteristic sand dune and wetland birds, including the greater hoopoe-lark ("Alaemon alaudipes"), the black-crowned sparrow lark ("Eremopterix nigriceps"), bar-tailed lark ("Ammomanes cinctura"), the sanderling ("Calidris alba") and the bar-tailed godwit ("Limosa lapponica"). It also has an important population of the Kentish plover: 50% of the total population of Cape Verde (150-300 individuals). Salinas of the English Port Salinas of the English Port () is a saline wetland in the southwestern part of the island of Maio, Cape Verde, northwest of the city Porto Inglês. It is a protected area ("Paisagem Protegida das Salinas