Vikosen Nature Reserve

The Vikosen Nature Reserve () is located in the municipality of Sortland in Nordland county, Norway.
The nature reserve includes a shallow water area in the inlet Vikosen and a wide zone of shoreline above it. The reserve has an area of , of which is land and is sea. The area is protected in order to safeguard an important wetland area with natural flora and fauna, especially for its function as a nationally significant area used by the pink-footed goose during migration. It offers the geese a much-needed gathering and resting point during their strenuous spring migration.
County Road 956 passes through the village of Vik along the northwest shore of the reserve, and County Road 820 to Sortland runs along the southwest shore.