The IUCN Red List of Threatened Species

Tyto alba

 – Least Concern

Taxonomy

Kingdom: ANIMALIA
Phylum: CHORDATA
Class: AVES
Order: STRIGIFORMES
Family: TYTONIDAE
Scientific Name: Tyto alba
Species Authority: (Scopoli, 1769)
Common Name/s: BARN OWL (Eng)

Assessment Information

Red List Category & Criteria: LC    ver 3.1 (2001)
Year Assessed: 2004
Assessor/s: BirdLife International
Evaluator/s: Ekstrom, J. & Butchart, S. (BirdLife International Red List Authority)
Justification: This species has a large global range; the total size has not yet been quantified, but the extent of occurrence in Africa and the Americas combined is estimated to be 44,000,000 km². It has a large global population estimated to be 4,900,000 individuals (Rich et al. 2003). Global population trends have not been quantified, but the species is not believed to approach the thresholds for the population decline criterion of the IUCN Red List (i.e., declining more than 30% in ten years or three generations). For these reasons, the species is evaluated as Least Concern.
History:
1988-Lower Risk/least concern (BirdLife International 2004)
1994-Lower Risk/least concern (BirdLife International 2004)
2000-Lower Risk/least concern (BirdLife International 2000)

Geographic Range

Range Description: This species has a large global range; the total size has not yet been quantified, but the Extent of Occurrence in Africa and the Americas combined is estimated to be 44,000,000 km². It has a large global population estimated to be 4,900,000 individuals (Rich et al. 2003). Global population trends have not been quantified, but the species is not believed to approach the thresholds for the population decline criterion of the IUCN Red List (i.e. declining more than 30% in ten years or three generations). For these reasons, the species is evaluated as Least Concern.
Countries: Native:

Albania; Algeria; American Samoa; Andorra; Angola; Anguilla; Antigua and Barbuda; Argentina; Aruba; Australia; Austria; Bahamas; Bahrain; Bangladesh; Barbados; Belarus; Belgium; Belize; Benin; Bermuda; Bolivia; Bosnia and Herzegovina; Botswana; Brazil; Bulgaria; Burkina Faso; Burundi; Cambodia; Cameroon; Canada; Cape Verde; Cayman Islands; Central African Republic; Chad; Chile; China; Colombia; Comoros; Congo; Congo, The Democratic Republic of the; Costa Rica; Croatia; Cuba; Cyprus; Czech Republic; Côte d'Ivoire; Denmark; Dominica; Dominican Republic; Ecuador; Egypt; El Salvador; Equatorial Guinea; Eritrea; Ethiopia; Falkland Islands (Malvinas); Fiji; France; French Guiana; Gabon; Gambia; Georgia; Germany; Ghana; Gibraltar; Greece; Greenland; Grenada; Guadeloupe; Guatemala; Guinea; Guinea-Bissau; Guyana; Haiti; Honduras; Hungary; India; Indonesia; Iran, Islamic Republic of; Iraq; Ireland; Israel; Italy; Jamaica; Jordan; Kenya; Lao People's Democratic Republic; Latvia; Lebanon; Lesotho; Liberia; Libyan Arab Jamahiriya; Liechtenstein; Lithuania; Luxembourg; Macedonia, the former Yugoslav Republic of; Madagascar; Malawi; Malaysia; Mali; Malta; Martinique; Mauritania; Mayotte; Mexico; Moldova, Republic of; Monaco; Montenegro; Montserrat; Morocco; Mozambique; Myanmar; Namibia; Nepal; Netherlands; Netherlands Antilles; Nicaragua; Niger; Nigeria; Niue; Oman; Pakistan; Panama; Papua New Guinea; Paraguay; Peru; Poland; Portugal; Puerto Rico; Romania; Rwanda; Saint Kitts and Nevis; Saint Lucia; Saint Pierre and Miquelon; Saint Vincent and the Grenadines; Samoa; San Marino; Sao Tomé and Principe; Saudi Arabia; Senegal; Serbia; Sierra Leone; Singapore; Slovakia; Slovenia; Solomon Islands; Somalia; South Africa; South Georgia and the South Sandwich Islands; Spain; Sri Lanka; Sudan; Suriname; Swaziland; Sweden; Switzerland; Syrian Arab Republic; Tanzania, United Republic of; Thailand; Togo; Tonga; Trinidad and Tobago; Tunisia; Turkey; Turks and Caicos Islands; Uganda; Ukraine; United Arab Emirates; United Kingdom; United States; Uruguay; Vanuatu; Venezuela; Viet Nam; Virgin Islands, British; Virgin Islands, U.S.; Wallis and Futuna; Western Sahara; Yemen; Zambia; Zimbabwe


Introduced:

Seychelles


Vagrant:

Estonia; Finland; Kuwait; New Zealand; Norway; Svalbard and Jan Mayen

Habitat and Ecology

System: Terrestrial

Citation: BirdLife International 2004. Tyto alba. In: IUCN 2007. 2007 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Downloaded on 04 July 2008.
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