Deelrapport Natuur

Deelrapport Natuur

A7/N7 Zuidelijke Ringweg Groningen, fase 2 OTB/MER Deelrapport natuur Definitief In opdracht van: Rijkswaterstaat Noord-Nederland Grontmij Nederland B.V. Assen, 16 mei 2013 312278, revisie D4 Inhoudsopgave 1 Inleiding ......................................................................................................................... 6 1.1 Inleiding ......................................................................................................................... 6 1.2 Plan- en studiegebied MER en projectgebied OTB ...................................................... 6 2 Wettelijk kader .............................................................................................................. 8 2.1 Inleiding ......................................................................................................................... 8 2.2 Natuurbeschermingswet 1998 ...................................................................................... 8 2.3 Flora- en faunawet ........................................................................................................ 9 2.4 Beleid ten aanzien van de Ecologische Hoofdstructuur ............................................. 10 3 Beschrijving ingrepen en maatregelen ....................................................................... 12 3.1 Beknopte samenvatting ontwerp ................................................................................ 12 3.2 Aanlegwerkzaamheden .............................................................................................. 13 3.3 Uitvoeringswijze .......................................................................................................... 14 3.3.1 Inleiding ....................................................................................................................... 14 3.3.2 Uitvoering kunstwerken ............................................................................................... 14 3.3.3 Uitvoering nieuwe delen wegtracé .............................................................................. 14 4 Huidige situatie ........................................................................................................... 15 4.1 Natura 2000-gebieden ................................................................................................ 15 4.1.1 Natura 2000-gebied Leekstermeergebied .................................................................. 15 4.1.2 Natura 2000-gebied Zuidlaardermeergebied .............................................................. 16 4.2 Beschermde natuurmonumenten ............................................................................... 17 4.3 Ecologische hoofdstructuur ......................................................................................... 17 4.4 Beschermde en Rode lijst soorten .............................................................................. 18 4.4.1 Inventarisatie beschikbare gegevens ......................................................................... 18 4.4.2 Aanvullend veldonderzoek .......................................................................................... 18 4.4.3 Flora ............................................................................................................................ 18 4.4.4 Vissen ......................................................................................................................... 19 4.4.5 Amfibieën .................................................................................................................... 19 4.4.6 Reptielen ..................................................................................................................... 20 4.4.7 Zoogdieren .................................................................................................................. 20 4.4.8 Vogels ......................................................................................................................... 21 4.4.9 Ongewervelden ........................................................................................................... 21 5 Afbakening effectanalyse ............................................................................................ 22 5.1 Relevante ingrepen ..................................................................................................... 22 5.2 Afbakening effecten .................................................................................................... 22 5.2.1 Vernietiging ................................................................................................................. 22 5.2.2 Verstoring door geluid ................................................................................................. 22 5.2.3 Verstoring door verlichting .......................................................................................... 22 5.2.4 Versnippering / barrièrewerking .................................................................................. 23 5.2.5 Verzuring en vermesting ............................................................................................. 23 5.2.6 Verdroging/vernatting .................................................................................................. 23 5.3 Weidevogel-, Akkervogel- en ganzenfoerageergebied ............................................... 23 312278, revisie D4 Pagina 3 van 39 Inhoudsopgave (vervolg) 6 Effectanalyse en -beoordeling .................................................................................... 24 6.1 Inleiding ....................................................................................................................... 24 6.2 Natura 2000 ................................................................................................................ 24 6.2.1 Effecten ....................................................................................................................... 24 6.2.1.1 Vernietiging ................................................................................................................. 24 6.2.1.2 Verstoring door geluid ................................................................................................. 24 6.2.1.3 Verstoring door verlichting .......................................................................................... 25 6.2.1.4 Versnippering / barrièrewerking .................................................................................. 25 6.2.1.5 Verzuring en vermesting ............................................................................................. 25 6.2.1.6 Grondwaterverandering .............................................................................................. 26 6.2.2 Beoordeling in het kader van het MER ....................................................................... 26 6.2.3 Toetsing uitvoerbaarheid OTB .................................................................................... 26 6.3 Beschermde natuurmonumenten ............................................................................... 26 6.3.1 Effecten ....................................................................................................................... 26 6.3.2 Beoordeling in het kader van het MER ....................................................................... 26 6.3.3 Toetsing uitvoerbaarheid OTB .................................................................................... 27 6.4 Ecologische Hoofdstructuur ........................................................................................ 27 6.4.1 Effecten ....................................................................................................................... 27 6.4.1.1 Vernietiging ................................................................................................................. 27 6.4.1.2 Verstoring door geluid ................................................................................................. 27 6.4.1.3 Verstoring door verlichting .......................................................................................... 27 6.4.1.4 Versnippering / barrièrewerking .................................................................................. 27 6.4.1.5 Verzuring en vermesting ............................................................................................. 27 6.4.1.6 Grondwaterverandering .............................................................................................. 28 6.4.2 Beoordeling in het kader van het MER ....................................................................... 28 6.4.3 Toetsing uitvoerbaarheid OTB .................................................................................... 29 6.5 Beschermde en Rode lijst soorten .............................................................................. 29 6.5.1 Effecten ....................................................................................................................... 29 6.5.1.1 Vernietiging ................................................................................................................. 29 6.5.1.2 Verstoring door geluid ................................................................................................. 30 6.5.2 Verstoring door verlichting .......................................................................................... 30 6.5.3 Versnippering / barrièrewerking .................................................................................. 31 6.5.4 Verzuring en vermesting ............................................................................................

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