Lake Nemrut on the southern slope of the caldera in 2007. The main thread in terms of ecology is overgrazing. Lake Nemrut Lake Nemrut () is a freshwater crater lake in Bitlis Province, eastern Turkey. It is part of Nemrut Caldera (), a volcanic caldera atop Volcano Nemrut. The caldera is a registered natural monument and the wetlandsis registered as a Ramsar site of the country. The caldera is located west of Lake Van in the Tatvan, Ahlat and Güroymak districts of Bitlis Province. It is named after the biblical figure King Nimrod. The caldera is far from Tatvan, and from Ahlat.
20936 Nemrut Dagi and 6 months (922 days). Its orbit has an eccentricity of 0.10 and an inclination of 19° with respect to the ecliptic. Due to its perihelion of less than 1.668 AU, "Nemrut Dagi" is classified as a Mars-crosser by the Lightcurve Data Base, while in JPL's data base, which requires a perihelion of less than 1.666 AU, the asteroid is simply an inner main-belt asteroid. The asteroid's observation arc begins 18 years prior to its official discovery observation, with its identification at Palomar Observatory in February 1953. The survey designation "T-1" stands for the first Palomar–Leiden Trojan survey, named after