Swedish Ornithological Society (Sveriges ornitologiska förening, SOF) is a Swedish ornithological society founded in 1945 and a BirdLife partner. It currently has 11,000 members, 24 regional branches, and a staff of 24.[1]
The main three goals of the organization are:[1]
SOF develop an electronic, internet-based bird reporting system called Svalan ("The Swallow") used by thousands of Swedish bird watchers to report sightings.[1][2]
The organization also publishes three magazines: Vår Fågelvärld, Ornis Svecica and Fågelvännen.[3]