Animalia > Chordata > Aves > Charadriiformes > Laridae > Ichthyaetus > Ichthyaetus relictusIchthyaetus relictus (Relict Gull)Synonyms: Larus melanocephalus relictus; Larus relictus The relict gull or Central Asian gull (Ichthyaetus relictus) is a medium-sized gull. It was believed to be an eastern race of the Mediterranean gull until 1971 and was traditionally placed in the genus Larus. |
Uniqueness Scale: Similiar (0) Unique (100) Uniqueness & Vulnerability Scale: Similiar & Secure (0) Unique & Vulnerable (100) ED Score: 2.62226 EDGE Score: 2.67339 |
| Adult Weight [1] | 1.082 lbs (491 g) | | Birth Weight [2] | 39 grams | | Female Weight [4] | 1.021 lbs (463 g) | | Male Weight [4] | 1.144 lbs (519 g) | | Weight Dimorphism [4] | 12.1 % |  | | Diet [3] | Carnivore (Invertebrates), Carnivore (Vertebrates), Piscivore | | Diet - Endothermic [3] | 20 % | | Diet - Fish [3] | 40 % | | Diet - Invertibrates [3] | 40 % | | Forages - Ground [3] | 50 % | | Forages - Water Surface [3] | 50 % | | | Female Maturity [1] | 3 years | | Male Maturity [1] | 3 years | | | Clutch Size [5] | 2 | | Incubation [2] | 25 days | | Maximum Longevity [1] | 22 years | | Migration [6] | Intracontinental |
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| Name |
Countries |
Ecozone |
Biome |
Species |
Report |
Climate |
Land
Use |
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Alashan Plateau semi-desert |
China, Mongolia |
Palearctic |
Deserts and Xeric Shrublands |
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Daurian forest steppe |
China, Mongolia, Russia |
Palearctic |
Temperate Grasslands, Savannas, and Shrublands |
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Eastern Gobi desert steppe |
China, Mongolia |
Palearctic |
Deserts and Xeric Shrublands |
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Emin Valley steppe |
China, Kazakstan |
Palearctic |
Temperate Grasslands, Savannas, and Shrublands |
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Mongolian-Manchurian grassland |
China, Mongolia |
Palearctic |
Temperate Grasslands, Savannas, and Shrublands |
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Ordos Plateau steppe |
China |
Palearctic |
Montane Grasslands and Shrublands |
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Southern Korea evergreen forests |
South Korea |
Palearctic |
Temperate Broadleaf and Mixed Forests |
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Trans-Baikal conifer forests |
Russia, Mongolia |
Palearctic |
Boreal Forests/Taiga |
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| Name |
IUCN Category |
Area acres |
Location |
Species |
Website |
Climate |
Land Use |
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Daursky Biosphere Reserve |
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113150 |
Chita, Russia |
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| Name |
Location |
IBA Criteria |
Website |
Climate |
Land Use |
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Airag Lake |
Mongolia |
A1, A4i, A4iii |
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Asan Bay (including Asan-ho lake and Sapgyo-ho lake) |
South Korea |
A1, A4i, A4iii |
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Beidaihe |
China (mainland) |
A1, A4i, A4iii |
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Boon Tsagaan Lake |
Mongolia |
A1, A3, A4i |
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Buir Lake |
Mongolia |
A1, A4i, A4iii |
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Bulgan River |
Mongolia |
A1 |
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Coastal mudflat of Tianjin |
China (mainland) |
A1, A4i |
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Ejin Qidaoqiao Nature Reserve |
China (mainland) |
A1 |
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Hongjian Nur |
China (mainland) |
A1, A4i |
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Karasuk |
Kazakhstan |
A1, A4i |
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Khar Us Lake |
Mongolia |
A1, A3, A4i, A4iii |
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Khomiin Tal |
Mongolia |
A1, A3, A4i |
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Khukh Lake |
Mongolia |
A1, A3, A4i |
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Lake Alakol Islands |
Kazakhstan |
A1, A3, A4i |
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Mongol Daguur |
Mongolia |
A1, A3, A4i |
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Nakdong-gang estuary |
South Korea |
A1, A4i, A4iii |
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Namyang Bay |
South Korea |
A1, A4i, A4iii |
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Ordos Taolimiao-Alashanwan Haizi |
China (mainland) |
A1, A4i |
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Orog Lake |
Mongolia |
A1, A3, A4i |
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Suncheon Bay |
South Korea |
A1, A4i |
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Taatsiin Tsagaan Lake |
Mongolia |
A1, A3, A4i |
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Torey lakes (including Daursky Nature Reserve) |
Russia (Asian) |
A1, A4i, A4iii |
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Ulansuhai Nur Nature Reserve |
China (mainland) |
A1, A4iii |
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Uvs Lake |
Mongolia |
A1, A4i, A4iii |
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Yancheng Nature Reserve |
China (mainland) |
A1, A4i, A4iii |
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 Attributes / relations provided by ♦ 1Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109 ♦ 2del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. ♦ 3Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027 ♦ 4Kitson, AR (1980) Larus relictus - a review. Bull. Brit. Orn. Club 100: 178-185 ♦ 5Jetz W, Sekercioglu CH, Böhning-Gaese K (2008) The Worldwide Variation in Avian Clutch Size across Species and Space PLoS Biol 6(12): e303. doi:10.1371/journal.pbio.0060303 ♦ 6Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at animaldiversity.org♦ 7Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics. Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database |
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0
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