Vieux-Arbres Ecological Reserve
IUCN category Ia (strict nature reserve)
1000 years-old Thuja occidentalis tree in Lake Duparquet
Location	Duparquet, Quebec, Canada
Coordinates	48°27′50″N 79°15′15″W / 48.4639°N 79.2542°W / 48.4639; -79.2542
Area	0.4 km2 (0.2 sq mi)
Established	May 27, 1992
Governing body	Ministère de l'Environnement et de la Lutte contre les changements climatiques

Vieux-Arbres Ecological Reserve is an ecological reserve in Quebec, Canada. It was established May 27, 1992.^[1]