Global conservation status and population trends of the Sooty Falcon (Falco concolor)
References
- Aspinall, S. 2010. Breeding Birds of the United Arab Emirates. – Environment Agency, Abu Dhabi, UAE
- Bibby, C. J., Jones, M. & Marsden, S. 2000. Expedition Field Techniques: Bird Surveys. – Royal Geographic Society, London
- Bird, J. P., Martin, R., Akçakaya, H. R., Gilroy, J., Burfield, I. J., Garnett, S. T., Symes, A., Taylor, J., Şekercioğlu, Ç. H. & Butchart, S. H. M. 2020. Generation lengths of the world’s birds and their implications for extinction risk. – Conservation Biology 34(5): 1252–1261. DOI: 10.1111/cobi.13486
- BirdLife International 2008. Falco concolor. – The IUCN Red List of Threatened Species 2008: e.T22696446A27974831. Accessed 30/1/2024.
- BirdLife International 2017. Falco concolor. – The IUCN Red List of Threatened Species 2017: e.T22696446A119400295. https://dx.doi.org/10.2305/IUCN.UK.2017-3.RLTS.T22696446A119400295.en. Accessed 30/1/2024.
- Blanco, G., Frías, Ó., Cuevas, J. A., González, J. L. & Martínez, F. 2014. Commonness of not-so-common birds: the need for baseline knowledge of actual population size for the validation of population size predictions. – Bird Study 61(3): 351–360. DOI: 10.1080/00063657.2014.938018
- Booth, B. O. 1961. Breeding of the Sooty Falcon in the Libyan Desert. – Ibis 103(1): 129–130. DOI: 10.1111/j.1474-919X.1961.tb02425.x
- Brouwer, J., Baker, N. & Trolliet, B. 2003. Estimating bird population size and trends: what are the hard data, what are the unavoidable assumptions? A plea for good documentation. – Wader Study Group Bulletin 100: 197–201.
- Buirzayqah, S., Enweji, S., Hashem, R. A., Ibrahib, A., Ibrahim, S. & Etayeb, K. 2026. Nesting of Sooty Falcon Falco concolor (Temminck, 1825) in Libya 2020–2024. – Ornis Hungarica 34(1): 131–135. DOI: 10.2478/orhu-2026-0011
- Burger, J. 1981. Effects of human disturbance on colonial species, particularly gulls. – Colonial Waterbirds 4: 28–36. DOI: 10.2307/1521108
- Calabrese, L., Riordan, J. A., Collier, T. H., Darby Foster, A., Aljohani, Y. W. M., Ahamdi, E. A. S., Williams, I. D. & Alansari, A. 2026. Sooty Falcon (Falco concolor) in the northern Saudi Arabian Red Sea Global: population assessment and conservation. – Ornis Hungarica 34(1): 31–46. DOI: 10.2478/orhu-2026-0004
- Clapham, C. S. 1964. The birds of the Dahlac Archipelago. – Ibis 106(3): 376–388. DOI: 10.1111/j.1474-919X.1964.tb03717.x
- Coles, T. & Williams, N. P. 2004. Sooty Falcon Falco concolor Baseline Breeding Survey, Wadi El Gemal Island and the Qulân Archipelago, Wadi El Gemal National Park, Red Sea Governorate. – Unpublished Report
- Foster, A. D., Jennings, M. C., Abdou, W., Meintjes, D., Whelan, R., Alsubaie, S., Porej, D., Cowie, W., Ramalho, R. O. & Alghrair, M. 2026. Breeding distribution of the vulnerable Sooty Falcon (Falco concolor) in NEOM, Saudi Arabia. – Ornis Hungarica 34(1): 90–103. DOI: 10.2478/orhu-2026-0008
- Donald, P. F., Sanderson, F. J., Burfield, I. J., Bierman, S. M., Gregory, R. D. & Waliczky, Z. 2007. International conservation policy delivers benefits for birds in Europe. – Science 317: 810–813. DOI: 10.1126/science.1146002
- Fagan, W. F. & Holmes, E. E. 2006. Quantifying the extinction vortex. – Ecology Letters 9(1): 51–60. DOI: 10.1111/j.1461-0248.2005.00845.x
- Field, S. A., O’Connor, P. J., Tyre, A. J. & Possingham, H. P. 2007. Making monitoring meaningful. – Australian Journal of Ecology 32(5): 485–491. DOI: 10.1111/j.1442-9993.2007.01715.x
- Frumkin, R. & Pinshow, B. 1983. Notes on the breeding ecology and distribution of the Sooty Falcon Falco concolor in Israel. – Ibis 125(2): 251–259. DOI: 10.1111/j.1474-919X.1983.tb03108.x
- Gallo-Orsi, U., Williams, N. P., Javed, S. & McGrady, M. 2014. Draft International Single Species Action Plan for the Sooty Falcon Falco concolor. – CMS Raptors MOU. Unpublished Report
- Gaucher, P., Thiollay, J.-M. & Eichaker, X. 1995. The Sooty Falcon (Falco concolor) on the Red Sea coast of Saudi Arabia: distribution, numbers and conservation. – Ibis 137(1): 29–34. DOI: 10.1111/j.1474-919X.1995.tb03216.x
- Gregory, R. D., Gibbons, D. W. & Donald, P. F. 2004. Bird Census and Survey Techniques. – Oxford University Press, Oxford, UK. DOI: 10.1093/acprof:oso/9780198520863.001.0001
- Goren, M., Perlman, Y. & McGrady, M. 2023. Apparent population decline of Sooty Falcon Falco concolor in Israel. – Sandgrouse 45: 84–93.
- Habib, M. I. 2019. Breeding of Sooty Falcon on Egyptian Red Sea islands in 2012–17. – Dutch Birding 41: 29–36.
- Habib, M., Salama, A., Thabit, W., Ramadan, T., Gebrel, M. & Hasan, A. 2026. Observations on the Sooty Falcon (Falco concolor): nesting behaviour and distribution in Egypt. – Ornis Hungarica 34(1): 22–30. DOI: 10.2478/orhu-2026-0003
- Inger, R., Gregory, R., Duffy, J. P., Stott, I., Voříšek, P. & Gaston, K. J. 2015. Common European birds are declining rapidly while less abundant species’ numbers are rising. – Ecology Letters 18(1): 28–36. DOI: 10.1111/ele.12387
- IUCN 2012. IUCN Red List Categories and Criteria: Version 3.1. 2nd ed. – IUCN, Gland and Cambridge, Switzerland and UK.
- IUCN 2021. Red List of Threatened Species. Falco concolor. – Last accessed: 05/06/2024. https://www.iucnredlist.org/species/22696446/180387681
- Jennings, M. C. 2010. Atlas of the Breeding birds of Arabia. Fauna of Saudi Arabia 25. – Senckenberg Institute Frankfurt and the King Abdulaziz City for Science and Technology. Frankfurt and Riyadh
- Jennings, M. C. & Sadler, T. A. 2007. Report on the activity of the small birds of prey and owls group at the Conservation Workshop of the Fauna of Arabia held at the Breeding Centre for Endangered Arabian Wildlife – Desert Park, Sharjah, UAE; 19–23 February 2006. http://hawar-islands.com/distmaps/final.html
- Kadry, M., Arcilla, N., Goded, S. & Soultan, A. 2021. Estimating bird densities in montane desert: a methodological comparison in South Sinai, Egypt. – Journal of Arid Environments 189: 104477. DOI: 10.1016/j.jaridenv.2021.104477
- Khoury, F., Abu-Tayeh, K., Qaneer, T. & Ra’ed Saleem, R. 2026. A preliminary estimate of the breeding distribution of Sooty Falcon Falco concolor in Jordan. – Ornis Hungarica 34(1): 104–110. DOI: 10.2478/orhu-2026-0009
- Langlois Lopez, S., Bond, A. L., O’Hanlon, N. J., Wilson, J. M., Vitz, A., Mostello, C. S., Hamilton, F., Rail, J.-F., Welch, L., Boettcher, R., Wilhelm, S. I., Anker-Nilssen, T., Daunt, F. & Masden, E. 2023. Global population and conservation status of the Great Black-backed Gull Larus marinus. – Bird Conservation International 33: 1–11. DOI: 10.1017/S0959270922000181
- Leonardi, G., Lopes, L., Gallo Orsi, U., Javed, S. & McGrady, M. 2024. International Single Species Action Plan for the Sooty Falcon 2024–2036. – CMS Raptors MOU, Abu Dhabi, United Arab Emirates
- Leonardi, G., Gallo Orsi, U. & Lopes, L. 2026. Unveiling the taxonomy, systematics, and distribution of the Sooty Falcon (Falco concolor): a history of discoveries and misidentifications. – Ornis Hungarica 34(1): 1–10. DOI: 10.2478/orhu-2026-0001
- Lynch, H. J., Ratcliffe, N., Passmore, J., Foster, E. & Trathan, P. N. 2013. Sensitivity analysis identifies high influence sites for estimates of penguin krill consumption on the Antarctic Peninsula. – Antarctic Science 25(1): 19–23. DOI: 10.1017/S0954102012000600
- Martins, B. H., Rubinić, B., Falé, J. S., Alves, P., Coelho, A. P., Brito, J. C., Sousa, J. & Al Johani, N. 2026. First confirmation of inland nesting for the Sooty Falcon Falco concolor in the AlUla region, Saudi Arabia: A new population revealed. – Ornis Hungarica 34(1): 63–75. DOI: 10.2478/orhu-2026-0006
- Mellone, U. 2021. Sooty Falcon, Falco concolor. – In: Panuccio, M., Mellone, U., Agostini, A. (eds.) Migration Strategies of Birds of Prey in Western Palearctic. – CRC Press, Boca Raton, Florida, pp. 235–237.
- McGrady, M. J., Al Fazari, W. A., Al Jahdhami, M. H., Abdusallam, Z., Al Owaisi, A. & Fisher, M. 2018. Has Sooty Falcon Falco concolor distribution contracted in Oman? – Sandgrouse 40: 75–85.
- McGrady, M. J., Al Fazari, W., Al Jahdhami, M., Fisher, M., Kwarteng, A. Y., Walter, H. & Oli, M. K. 2019. Island accessibility and distance from beach influence nesting success of Sooty Falcons Falco concolor in Oman. – Ibis 161(1): 162–171. DOI: 10.1111/ibi.12601
- McGrady, M. J., Al Said, T. & Al Neri, H. 2023. Suspected decline in the breeding population of Sooty Falcons Falco concolor on the islands of northern Oman. – Sandgrouse 45: 215–220.
- Moreau, R. E. 1969. The Sooty Falcon Falco concolor Temminck. – Bulletin of the British Ornithologists’ Club 89: 62–67.
- Nightingale, T. & Overy, M. (eds.) 1987. Wildlife in Bahrain: Fourth Biennial Report of the Bahrain Natural History Society. – Bahrain Natural History Society, Bahrain
- Nunney, L. & Elam, D. R. 1994. Estimating the effective population size of conserved populations. – Conservation Biology 8(1): 175–184. DOI: 10.1046/j.1523-1739.1994.08010175.x
- R Core Team 2020. R: A language and environment for statistical computing. – R Foundation for Statistical Computing. https://www.R-project.org/. Wien, Austria
- Riad, A., Buirzayqah, S. & Haitham, O. 2021. Sooty Falcon, Falco concolor. – In: Garrido, J. R., Numa, C., Barrios, V., Qninba, A., Riad, A., Haitham, O., Hasnaoui, H. B., Buirzayqah, S., Onrubia, A., Fellous-Djardini, A., Saheb, M., Rousselon, K., Cherkaoui, S. I., Essetti, I., Noaman, M., Radi, M., Cuzin, F., Irizi, A., Monchaux, G., Hamdi, N., Monti, F., Bergier, P., Ouni, R., Etayeb, K., Chokri, M. A., Azafzaf, H., Gyenge, P., Si Bachir, A. & Bakas, B. (eds.) 2021. The Conservation Status and Distribution of the Breeding Birds of Prey of North Africa. – IUCN, Gland, Switzerland, pp. 79–80.
- Rosenberg, K. V., Dokter, A. M., Blancher, P. J., Sauer, J. R., Smith, A. C., Smith, P. A., Stanton, J. C., Panjabi, A., Helft, L., Parr, M. & Marra, P. P. 2019. Decline of the North American avifauna. – Science 366: 120–124. DOI: 10.1126/science.aaw1313
- Salama, A., El Aref, M. M., Saleh, M., Thabet, W. & Gebrel, M. 2020. Geodiversity of karst landforms with high priority conservation areas for Sooty Falcon (Falco concolor) in the White Desert National Park, Western Desert, Egypt. – Parks 26: 37–46. DOI: 10.2305/IUCN.CH.2020.PARKS-26-1AS.en
- Semere, D., Hagos, T., Seleba, G., Gebrezgabhier, Y., Haile, Z., Chiozzi, G. & De Marchi, G. 2008. The status of breeding seabirds and waterbirds on the Eritrean Red Sea islands. – Bulletin African Bird Club 15: 228–237.
- Shah, J. N., Khan, S. B., Ahmed, S., Javed, S. & Hammadi, A. 2008. Sooty Falcon in the United Arab Emirates. – Falco 32: 16–19.
- Witmer, G. W. 2005. Wildlife population monitoring: some practical considerations. – Wildlife Research 32(3): 259–263. DOI: 10.1071/WR04003
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© 2026 Giovanni Leonardi, Umberto Gallo Orsi, Lauren Lopes, published by MME/BirdLife Hungary
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