- Relict Gull
- Larus relictus Lonnberg, 1931
- Charadriiformes - Laridae
- Реликт цахлай
Status: Very rare species. According to the IUCN Red List categories and
criteria, the species evaluated as-Endangered.
Distribution and Range: Breeds on Alakoli Lake in Kazakhstan and Tari Lake in Russia.
Winters in Hebei, China. In Mongolia: breeds on Mongolia’s big lakes with reedssuch
as Airag, Khyrgas, Khar Us Lake, Dorgon, Taatsyn Tsagaan, Adgiin Tsagaan, Orog,
Boon Tsagaan Lakes, in the Great Lake Depression, central region Lakes, such
as, Erkhel, Sangiin Dalai, Ogii, Terkhiin Tsagaan, big and small lakes near
Ulz, Kherlen River basin, i.e., Galuut, Khokh, Tooroi, Khaichiin Tsagaan,
Sumiin Tsagaan, Chukh and Buir Lake, Khalkh Nomrog River basin lakes, i.e.,
Buir, Orog, Dornodyn Khokh and Munkh Khairkhany Khukh Lakes.
Habitat: Nets in colonies on flat open islands on the fresh water and
saline lakes, with reed and tall sledges.
Population and Threats: Clobal population is estimated at around 10,000 birds. There are
300-1000 around Tari Lake, approximately 1,000 around the Alakoli Lake. About
30 were recorded on the Buir, Khukh, Orog, Taatsiin Tsagaan and Bust Lakes and
Ulz River. Eggs and chicks are preyed upon by other gulls and during storms
waves crash over the island destroying the nest and eggs; chicks perish from
hypothermia during heavy and prolonged rains.
Conservation measures: Included as very rare animal in the Mongolian law on Fauna,
include in the CITES, Annex I, and CMS, Annex I, the Mongolian Red Book (1987,
1997). Distribution area is included within the Mongol Daguur, Nomrog Strictly
Further Actions: Assess its distribution, population abundance, restrict breeding
habitat for livestock pastures, provide and support undisturbed breeding conditions,
improve the conservation management in the NSPAN.