context source (HKRMS)HKBWS. (2013). Hong Kong Bird Report 2011. <em>The Hong Kong Bird Watching Society.</em> [details]
context source (Bermuda)Dobson, A. F. (2002). A Birdwatching Guide to Bermuda. Arlequin Press, Chelmsford, Essex, 173 pp.[details]
basis of recordUrban, E. K.; Fry, C. H.; Keith, S. (1986). The Birds of Africa, Volume II. <em>Academic Press, London.</em> [details]
additional sourceMuller, Y. (2004). Faune et flore du littoral du Nord, du Pas-de-Calais et de la Belgique: inventaire. [Coastal fauna and flora of the Nord, Pas-de-Calais and Belgium: inventory]. <em>Commission Régionale de Biologie Région Nord Pas-de-Calais: France.</em> 307 pp., available online athttp://www.vliz.be/imisdocs/publications/145561.pdf[details]
additional sourceLiu, J.Y. [Ruiyu] (ed.). (2008). Checklist of marine biota of China seas. <em>China Science Press.</em> 1267 pp. (look up in IMIS) [details] Available for editors
Present Inaccurate Introduced: alien Containing type locality