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Observaciones de Aves Raras en España, 2010 : Comité de Rarezas de la Sociedad Española de Ornitología

Gutiérrez, Ricard, Lorenzo, Juan Antonio, Gorospe, Gorka, Gutiérrez, Pablo, López-Velasco, Daniel, Martí-Aledo, Jordi, Vidal, Sergi Sales y César
Ardeola 2011 v.59 no.2 pp. 353-411
Apus, Bucephala, Buteo buteo, Calidris, Falco, Lanius nubicus, Larus fuscus, Mergus, Oenanthe oenanthe, Setophaga, Sylvia, birds, crossing, new taxa, Canary Islands, Spain
Report on rare birds in Spain 2010. This is the 27ᵗʰ annual report of the Spanish rarities committee (Comité de Rarezas de SEO/BirdLife). Up to 360 new accepted records from 91 rare bird taxa are given (acceptance rate of 81%). It is reported the addition of 10 new taxa to the List of the Birds of Spain, with the first observations of Cape Verde shearwater Calonectris edwarsii (first and second records), red-footed booby Sula sula, gyrfalcon Falco rusticolus, striped crake Porzana marginalis, Baltic gull Larus fuscus fuscus, Isabelline weathear Oenanthe isabellina (first to fourth records), Seebohm's weathear Oenanthe oenanthe seebohmi, Ruppell's warbler Sylvia rueppellii, northern grey shrike Lanius excubitor and bobolink Dolichonyx oryzivorus. Seconds for Spain were masked shrike Lanius nubicus and yellow-rumped warbler Setophaga coronata. The report also includes details on thirds for Spain bufflehead Bucephala albeola, Fea's/Zino's petrel Pterodroma feae/madeira, Bulwer's petrel Bulweria bulwerii (off mainland Spain), sharp-tailed sandpiper Calidris acuminata, and red-flanked bluetail Tarsiger cyanurus (third to fifth). During 2010 the breeding of red-billed tropicbird Phaeton aethereus was suspected albeit not definitely proven again in the Canary Islands, first documented in 2007. Little swift Apus affinis bred in southern Spain for its eight year in-a-row and the first known case of cross-breeding common × long-legged buzzard Buteo buteo × rufinus is reported. The report contains, in addition, unprecedented numbers of Madeiran storm-petrels Oceanodroma castro and influxes of goosanders Mergus merganser, pectoral Calidris melanotos and buff-breasted sandpipers Tryngites subruficollis and lapland buntings Calcarius lapponicus.