The Arctic ringlet (Erebia disa) is a member of the Satyrinae subfamily of Nymphalidae. It is associated with wet muskeg and bogs in subarctic and arctic climates, and is often found near the tree-line. The larva overwinters twice before undergoing metamorphosis into an adult. It is found in Arctic Europe, Arctic European Russia (Kanin Peninsula), Sajan, Irkutsk, Yakutsk, Yablonoi and Arctic North America.