a erythropus in finland n.
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A. erythropus in Finland

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A. erythropus in Finland - PowerPoint PPT Presentation

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A. erythropus in Finland

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  1. A. erythropus in Finland Spring observations near Pori in spring 1950-1970

  2. WATCHERS 1950-1970

  3. Individuals on the wing 1950-1970

  4. Grazing A. erythropus 1950-1970

  5. Oulu ca. 1925 Spring 10 000 Autumn: Probably more! Like A. fabalis A. erythropus autumn migrated partillay over the inland

  6. Oulu 1985 -2005 Spring 100 --> 10 Autumn: 0! Outside Oulu region there are no observations at all

  7. Finland 1985-2005 100 --> 10 in 20 years. Annual decrease 13 %

  8. Protection measures • Research / Action Plans (+) • Hunting restrictions (-) • Publicity (+-) • Restocking/reintroduction (+?) Another Anser

  9. A Step Father

  10. Finny 2004

  11. UL Aktion Zwerggans. Test 2006-2007

  12. Hanhet Thank You for Your Attention