IODP SEDIS - Thesaurus -

Lake Ladoga
BT	Commonwealth of Independent States
	.Russian Federation
	..Lake Ladoga
BT	Europe
	.Lake Ladoga
SN	E and NE of Saint Petersburg. This term has multiple hierarchies.

Lake Ladoga region
BT	Europe
	.Lake Ladoga region
RT	Russian Federation
	Finland
	Baltic Shield
	Karelia Russian Federation
	Eastern Finland Province
	Karelia
SN	Region surrounding Lake Ladoga, extending into Finland. Indexed with countries as applicable. Added to Thesaurus in 1981.