Malmøykalven is an island in the Oslofjord in Oslo, Norway. It has an area of 98,000 m2, and is located west of the island of Malmøya, separated from Malmøya by a narrow strait.[1] Malmøykalven is included in the Malmøya og Malmøykalven Nature Reserve, which was established in 2008.[2] [3]
Malmøykalven was bought by the municipality of Oslo in 1915, and the site was used for a hospital for children with scrofula.[1]