Dates of Migrant Arrivals

Species 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023
Spring
February
Milvus milvus 27.2 26.2   7.3 10.3 24.2   5.3 23.2   9.3 24.2 19.2 Winter 24.2   2.3   4.3 27.2   3.3 10.3 22.2 15.2 17.2 22.2 28.2
March
Saxicola rubicola ? 10.3 16.3 17.3 22.3   5.3 ? ? ? ? ? ? 17.5 25.5   2.4 21.4   7.5 21.3 20.3 29.3   8.3 ?
Turdus philomelos   5.3   2.3 14.3 16.3 19.3 27.2 23.2   7.3 16.3 11.3   1.3   8.3 23.2   8.3 12.3   9.3   8.3 28.2   2.3   2.3 13.3 16.3
Emberiza schoeniclus 16.3   9.3   7.3 15.3 18.2 ? ? 19.3 ? ? ? ? ? ? ? ? ? ? ? ? ? ?
Phyloscopus collybita 16.3 12.3 17.3 18.3 23.3 13.3 16.3 14.3 22.3 15.3 16.3 10.4 11.3 17.3 29.3 16.3 25.3 21.3 16.3 19.3 13.3 21.3
Motacilla alba   1.3 26.2   7.3 15.3   9.3   4.3 24.2 Winter 10.2 11.3 10.3   8.3   1.3   5.3 12.3   4.3   4.3   8.3 16.3 25.2   4.3 30.3
April
Anthus pratensis 17.2   2.3 17.3 19.3 23.3 27.2 22.1   3.3   1.3 19.1   1.3 13.4 29.3   5.4 18.3 15.4   6.4 ? 28.3   1.4 ? ?
Phoenicurus ochruros 23.3 13.3 16.3 19.3 22.3 16.3 30.3 19.3 19.3 25.3 16.3 13.4 10.3 17.3 29.3 18.3 25.3 22.3 19.3 31.3 13.3   3.4
Sylvia atricapilla   5.4 16.4 16.4   4.4 17.4 11.4 12.4 10.4   8.4   6.4 11.4 15.4   2.4 14.4 10.4 30.3 10.4   6.4   6.4   1.4 12.4   7.4
Ciconia nigra ? ? 30.3 22.3 ?   7.3   4.3 17.3 ? 26.3 24.4 13.4   2.4 30.3 ? 20.3 23.3 12.3   5.4 ?   9.4 ?
Carduelis cannabina ? 27.3 29.3 17.3   5.4   7.4 20.4 20.4   5.4 26.3 21.3 22.4 29.3   7.4 12.4 15.4 12.4 17.3   1.4 29.3 11.4 ?
Phyloscopus trochilus   4.4 13.4 15.4   1.4   7.4   9.4 17.4   9.4   7.4   6.4 19.4 14.4   9.4 10.4   3.4 30.3 10.4   6.4   6.4 20.4 21.4 21.4
Locustella naevia ?   8.5 28.4   9.5 ? 20.5 ? ? ? 10.5 ? 24.4 ? ? ? ? ? ? ? ? ? ?
Phoenicurus phoenicurus 18.4 20.4 23.4 26.4 ? ? 16.5 19.5 ? 29.4 ? ? ? ? ? ? ? ? ? 25.4 ? ?
Anthus trivialis ? 16.4 16.4 21.4 17.4 11.4 16.4   6.4   6.4   7.4 20.4 14.4   9.4 15.4 12.4 30.4 12.4 17.4 15.4 27.4 ? ?
Sylvia curruca ?   2.5 25.4 10.5 21.4 13.4 20.4 15.4 17.4 20.4 27.4 22.4   7.4 19.4 19.4 15.4 16.4 24.4 22.4 10.5 11.5 26.4
Streptopelia turtur 15.5 24.4   9.5 28.4 19.4 30.4 24.4   4.5 ?   1.5 ? ? 22.4 17.5   5.6 21.5 10.5   6.5   8.5 28.4 ? ?
Lanius collurio   8.5   5.5   3.5   8.5 28.4 ? 12.5 16.5   8.5 18.6 18.5 ? ? 14.5 12.5 20.5   6.5 17.5   9.5 28.4 ? ?
May
Acrocephalus palustris ? 25.5 20.5 13.5   3.6 21.5 20.6 19.5 ? 17.5   3.5   8.5   9.5 25.5 ? ?   6.5 15.5 30.5 23.6   1.5 ?
Muscicapa striata ? ?   2.6 ?   1.5 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?
Hirundo rustica 20.4 15.4   2.4 28.3 25.3 29.3   4.4   6.4   8.4   3.4 20.4 16.4 16.4 15.4   5.4 25.4   3.4   5.4   6.4 17.4 17.4   2.5
Milvus migrans ? ? 16.4 29.3 21.4 20.5   4.5 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?
Sylvia borin ?   4.5 23.4 13.4 28.4 26.4   2.5 24.4 29.4 18.4 27.4 19.4 27.4 26.4   8.5 10.5 22.4 18.4 28.4 10.5 19.4   6.5
Cuculus canorus 17.5 25.4 27.5 25.4 19.4 19.5   2.5 19.5 18.4   6.6 ? ? 24.4 24.4 12.5 29.5 11.4 31.5 ? 24.4 28.4   6.5
Phylloscopis sibilatrix 13.5 10.5 10.5 10.5 17.5   1.5 11.5   7.5 28.4 22.4 13.5   6.5 23.4 14.5 27.5 30.4 14.5 21.4   8.5 ? ? ?
Sylvia communis 24.4 29.4 26.4 29.4   1.5 30.4 27.4 25.4 24.4 23.4 30.4 28.4 28.4 24.4   4.5 24.4 23.4 22.4 26.4 28.4   9.5 20.5
Pernis apivorus ? ? 20.5   1.6 13.5 ? ? 18.5 ? ? ? ? ? 14.5 ? ? ? ? ? ? ? ?
Regulus ignicapillus   8.3 25.2 18.3 22.3   2.4 15.3 13.3 18.3 22.3 23.3 22.3 13.4 25.3   7.4 26.3 23.4 27.4 ? 16.4 20.5 ? ?
Delichon urbica ? ? 25.4   7.5 23.4   3.5   4.5 ? 24.5 14.5 16.5 ?   9.5 26.5   9.6 24.6 ? 12.5 11.6 20.5 ? ?
Apus apus ? 26.4 25.4 12.5   9.5 19.5   5.5 10.5 ?   9.6   5.6 13.5 12.5 26.5 17.5 ? 29.5 ? 29.5 ? ? ?
June
Falco subbuteo ? ? 25.4 30.4   2.5 30.4   4.5 25.4 ? ? ? ? ? ? ? ? ? ? 13.6 ? ? ?
Autumn
October
Gallinago gallinago ?   4.11 12.9 22.9 14.9 23.9 23.11 18.12 ?   1.11 ?   5.10 ?   9.10   9.10 ? ?   7.10 ? ? ? ?
Turdus iliacus   3.10 10.10   4.10 26.10 25.10   3.10 16.10 31.10 30.10 26.10 ? ? 13.10 ? ? ? ? ? ? ? ? ?
Bombycilla garrulus - - -   7.2 - - - - 30.10 - - - - - - - - - - - - ?
November
Dendrocopos medius -   6.11 - - - - - - - -   6.11 - - - - - - - - - - ?
Fringilla montifringilla   9.12   4.10   9.10   2.10   9.10 21.9   8.10 13.10   3.10 13.10 14.10 12.10 15.10   8.10 ? 27.10   3.10 24.10   4.11 27.11 29.10 ?

With help from Gregory Bia, Annie Dubois, Bruno Ghysenberghs, Patrick Lindsey, Léon Mutsch, Raphaël Thunus.

Translations

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