Tateyama Range Pasoh Forest Reserve (virgin forest) Pasoh Forest Reserve (regenerating forest) Horseshoe Bend Research Area Paya Indah Wetland Reserve Heshan Hilly Land Interdisciplinary Experimental Station Mt. Kitanglad (1100 - 1300 m) Mt. Kitanglad (1500 - 1800 m) Azraq Wetland Reserve Dicle Ringing Station (spring 2004) Antikythira Island (spring 1998) Piémanson Beach Wat Phai Lom (1969) Wat Phai Lom (1970) Larut Matang District (oil palm plantation) Ras Shukheir Berkelah Hill Dipterocarp Rainforest Reserve Maran (thirty year old logged forest) Agusan Marsh Site 3 Panicuason Central Nursery Oromia Region (coffee captures) Wedge Plantation Pontal do Paranapanema Otayama Bird-Observatory (1974) Otayama Bird-Observatory (1975) Otayama Bird-Observatory (1976) Otayama Bird-Observatory (1977) Shunhuang Shan Nature Reserve Dawei Shan Nature Reserve PPB Oil Palms Berhad (edge) PPB Oil Palms Berhad (oil palm plantation) Réserve Naturella d'Intégrale d'Andringitra (720 m) Réserve Naturella d'Intégrale d'Andringitra (810 m) Foping National Nature Reserve (2020) The Ecological Register
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Otus (bird): 33 samples
Standardised estimates are produced by subsampling and then extrapolating.
Raw richness may be higher when an abundance distribution is uneven.