Onderzoek naar de visfauna in de Marke
(Denderbekken) vóór het uitvoeren van
herinrichtingsmaatregelen
Vastlegging nultoestand - afweging herstelscenario’s
David Buysse, Ans Mouton, Emilie Gelaude, Raf Baeyens, Seth Martens, Yves
Jacobs, Maarten Stevens, Tom Van den Neucker & Johan Coeck
INBO.R.2011.58
Auteurs:
David Buysse, Ans Mouton, Emilie Gelaude, Raf Baeyens, Seth Martens, Yves Jacobs, Maarten Stevens, Tom Van den Neucker & Johan Coeck
Instituut voor Natuur- en Bosonderzoek
Instituut voor Natuur- en Bosonderzoek
Het Instituut voor Natuur- en Bosonderzoek (INBO) is het Vlaams onderzoeks- en kenniscentrum voor natuur en het duurzame beheer en gebruik ervan. Het INBO verricht onderzoek en levert kennis aan al wie het beleid voorbereidt, uitvoert of erin geïnteresseerd is.
Vestiging: INBO Brussel Kliniekstraat 25, 1070 Brussel www.inbo.be e-mail: Ans.Mouton@INBO.be Wijze van citeren:
Buysse D., Mouton A., Gelaude E., Baeyens R., Martens S., Jacobs Y., Stevens M., Van den Neucker T., Coeck J. (2011). Onderzoek naar de visfauna in de Marke (Denderbekken) vóór het uitvoeren van herinrichtingsmaatregelen - Vastlegging nultoestand - afweging herstelscenario’s. Rapporten van het Instituut voor Natuur- en Bosonderzoek 2011 (INBO.R.2011.58). Instituut voor Natuur- en Bosonderzoek, Brussel.
D/2011/3241/366 INBO.R.2011.58 ISSN: 1782-9054 Verantwoordelijke uitgever: Jurgen Tack Druk:
Managementondersteunende Diensten van de Vlaamse overheid. Foto cover:
De Markebeek.
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Soort Traject A Traject B
1 riviergrondel 187 138 2 blankvoorn 79 161 3 bittervoorn 57 79 4 serpeling 49 14 5 baars 13 25 6 pos 16 20 7 bermpje 7 9 8 alver 3 5 9 snoek 1 7 10 driedoornige stekelbaars 5 2 11 winde 3 4 12 blauwbandgrondel 2 4 13 kolblei 3 2 14 paling 3 1 15 rietvoorn 2 1 16 brasem - 1 17 karper - - 18 vetje - - 19 zeelt - - TOTAAL (903) 430 473
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1 riviergrondel 100 353 2 bittervoorn 180 251 3 blankvoorn 129 166 4 karper 1 35 5 alver 21 2 6 serpeling 8 13 7 rietvoorn 5 13 8 driedoornige stekelbaars 1 12 9 baars 9 3 10 bermpje 2 7 11 winde 2 7 12 snoek 6 2 13 kolblei 4 1 14 zeelt 4 - 15 vetje 2 - 16 paling - 1 17 blauwbandgrondel - - 18 brasem - - 19 pos - - TOTAAL (1340) 474 866
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