Baldwin County Hanson Wanstead Camargue National Park Biological Station Rybachy Wateree Burullus Ringing Station (Autumn 2005) Azraq Wetland Reserve Dicle Ringing Station (spring 2004) La Paz Hiram Piémanson Beach Grindul Lupilor Yahmool Agricultural Research Station Camarillo Laudholm Farm Mata Nacional do Choupal Parco Regionale Gallipoli Cognato Piccole Dolomiti Lucane Portland Bird Observatory Balmoral Kabwe Canchones Pica Tonqani The Wilds Boda (1990) The Ecological Register
global
North America
United States
South America/Africa
Europe
Eurasia
Africa/Australasia
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Passer domesticus (bird): 26 samples
Standardised estimates are produced by subsampling and then extrapolating.
Raw richness may be higher when an abundance distribution is uneven.