Zoologischer Anzeiger, ( ISI ), Volume (248), No (1), Year (2010-3) , Pages (265-271)

Title : ( Wild hybrids of Lesser White-fronted Goose (Anser erythropus)*Greater White-fronted Goose (A. albifrons) (Aves: Anseriformes) from the European migratory flyway )

Authors: Vincent Nijman , Mansour Aliabadian , C.S. (Kees) Roselaar ,

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Abstract

The LesserWhite-frontedGoose[Anser erythropus (Linnaeus,1758)]isoneofthemostthreatenedPalearcticgoose species,withtheFennoscandinaviansubpopulationinparticularhavingseenadrasticdeclineoverthelastcentury.In the 1990s,captive-bredLesserWhite-frontedGeesewereusedsuccessfullyforreintroductionandrestockinginSweden and Finland.ThediscoveryofGreaterWhite-frontedGoose[Anseralbifrons (Scopoli,1769)]mtDNAhaplotypesin some ofthesecaptive-bredbirds(Ruokonenetal.2000) suggestedthathybridisationhadoccurredduringcaptive propagationandledtothediscontinuationofthereleaseofcaptivegoslings.Herewereporttwohybridsof LesserGreaterWhite-frontedGeesethatwerecollectedontheirwinteringgroundsinEnglandin1936andHolland in 1966.BirdsfromwesternRussianormallydonotmigratesouthtoWesternEurope.Hence,thesebirdsmostlikely originatedfromtheFennoscandinaviansubpopulationandwerecollectedpriortothecommencementofthecaptive- breeding programmes.Bothspecimensshowaheterogeneoussetofmorphologicalcharacters,someofwhichshared with theputativeparentspeciesandothersbeingintermediatebetweenthetwoWhite-frontedGoosespecies.A CanonicalDiscriminantFunctionanalysispositionsbothspecimensbetweenthetwoputativeparentspecies,making their hybridstatuslikely.Weshow,thus,thathybridisationbetweenGreaterandLesserWhite-frontedGeesedoes occur naturally,albeitperhapsinfrequently,andarguethatthepresenceofGreaterWhite-frontedGoosemtDNA haplotypesinLesserWhite-frontedGoosemaybetheresultofthisnaturallyoccurringhybridisation.Ourdata provide additionalinformationonthedebatewhethertherestockingprogrammeswerehaltedfortherightreasonsand whetheritisdesirabletore-commencewiththereintroductionprogramme. & 2009ElsevierGmbH.Allrightsreserved.

Keywords

Anseriformes; Conservation;Evolution;Hybridisation;Reintroduction
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@article{paperid:1019846,
author = {Vincent Nijman and Aliabadian, Mansour and C.S. (Kees) Roselaar},
title = {Wild hybrids of Lesser White-fronted Goose (Anser erythropus)*Greater White-fronted Goose (A. albifrons) (Aves: Anseriformes) from the European migratory flyway},
journal = {Zoologischer Anzeiger},
year = {2010},
volume = {248},
number = {1},
month = {March},
issn = {0044-5231},
pages = {265--271},
numpages = {6},
keywords = {Anseriformes; Conservation;Evolution;Hybridisation;Reintroduction},
}

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%0 Journal Article
%T Wild hybrids of Lesser White-fronted Goose (Anser erythropus)*Greater White-fronted Goose (A. albifrons) (Aves: Anseriformes) from the European migratory flyway
%A Vincent Nijman
%A Aliabadian, Mansour
%A C.S. (Kees) Roselaar
%J Zoologischer Anzeiger
%@ 0044-5231
%D 2010

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