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ENWAMA meeting in Budapest 27.-30. 9. 2009 Corvinus University

ENWAMA meeting in Budapest 27.-30. 9. 2009 Corvinus University. Černý potok stream, June 2009. http://www.ustinadlabem.ochranaprirody.cz/index.php?cmd=page&id=5075. August 2009, web AOPK ÚL (Agency for Nature Conservation and Landscape Protection of the CR).

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ENWAMA meeting in Budapest 27.-30. 9. 2009 Corvinus University

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  1. ENWAMA meeting in Budapest 27.-30. 9. 2009 Corvinus University

  2. Černý potok stream, June 2009

  3. http://www.ustinadlabem.ochranaprirody.cz/index.php?cmd=page&id=5075http://www.ustinadlabem.ochranaprirody.cz/index.php?cmd=page&id=5075

  4. August 2009, web AOPK ÚL (Agency for Nature Conservation and Landscape Protection of the CR)

  5. River Cai, Nha Tranh, Vietnam, eroded bank

  6. River Cai, Nha Tranh, Vietnam, sediments deposits in the other bank

  7. We have to hold water in the catchment area Pools (www.hostivice.cz) (www.etf.cuni.cz) Wetlands

  8. Blind stream branches (www.dotace.natura.cz) (www.elateridae.com) Planting of vegetation

  9. Skerne • River length: 40 km • Basin area: 250 km2 • 1995 – 1998 rehabilitation of 2 km river

  10. Obnova peřejí

  11. Two stage channel design • Left trapezoidal channel, right rehabilitated two stage channel. Source: Promoting Naturalized Drainage Channel Design, Ohio, USA, 2003 • Two stage channel design, Part 654 Stream Restoration Design, National Engineering Handbook, US department of Agriculture, Natural Resources Conservation Service, Chapetr 10, 2007

  12. Advantages • Finance • Better ecosystem • Better in low runoffs • Flood protection • Good in sedimentation transport • Farming basins with small slope • Farming land from both sides

  13. Chabařovice lake – juvenile fish catching with net

  14. Eutrophication lake – small fish catching

  15. Upper small lake above Chabařovice lake

  16. Chabařovice lake

  17. Eutrophication small lake above Chabařovice lake

  18. „Most“ artificial lake – flooding of closed lignite mine

  19. Lake near town Most

  20. Small lake above lake Most – juvenile fish catching place

  21. Experiments • Juvenile fish catching with small net – successfull • Plankton samples taking – successfull (depends on level of flooding and place of taking sample) • Cooperation with Academy of Science – Hydrobiological Institute in České Budějovice town

  22. References Manual of River Restoration Techniques, 2002, River Restoration Centre, Silsoe, UK, <http://www.therrc.co.uk/rrc_manual_pdf.php>

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