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@article{829842, author = {Cameron, Robert and Pokryszko, Beata and Horsák, Michal}, article_number = {1}, keywords = {colonization; habitat stability; polymorphism; urban ecology}, language = {eng}, issn = {0024-4066}, journal = {Biological Journal of the Linnean Society}, title = {Contrasting patterns of variation in urban populations of Cepaea (Gastropoda: Pulmonata): a tale of two cities}, volume = {97}, year = {2009} }
TY - JOUR ID - 829842 AU - Cameron, Robert - Pokryszko, Beata - Horsák, Michal PY - 2009 TI - Contrasting patterns of variation in urban populations of Cepaea (Gastropoda: Pulmonata): a tale of two cities JF - Biological Journal of the Linnean Society VL - 97 IS - 1 SP - 27–39 EP - 27–39 SN - 00244066 KW - colonization KW - habitat stability KW - polymorphism KW - urban ecology N2 - The shell colour and banding polymorphisms in urban populations of Cepaea snails were studied in Sheffield (England) and Wrocław (Poland), which are two cities of similar size. Spatial autocorrelation analyses revealed only vaguely defined local clusters. There was a greater degree of among-population variation in Sheffield, and more cases of extreme frequencies and low levels of polymorphism. Wrocław populations were more uniform and highly polymorphic. These differences can be related to the history of these snails in each city. Wrocław has held Cepaea populations for at least 100 years, and they are denser and more continuous. Shaded habitats are recent and temporary; the overall pattern of variation matches that seen in open habitats in districts elsewhere in which variation with habitat is apparent, and values of FST also correspond. Population history and the character of dispersal clearly affect the patterns of variation observed. ER -
CAMERON, Robert, Beata POKRYSZKO a Michal HORSÁK. Contrasting patterns of variation in urban populations of Cepaea (Gastropoda: Pulmonata): a tale of two cities. \textit{Biological Journal of the Linnean Society}. 2009, roč.~97, č.~1, s.~27–39. ISSN~0024-4066.
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