Vegetation (Floating River Vegetation) - Office of Public Works

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Lower River Suir Special Areas of Conservation European Union classification Code Description Status Irish habitat classification Code Description 91E0 Alluvial Forest Priority WN4 Wet-pedunculate oak-ash woodland 91J0 Taxus baccata Woods of the British Isles Priority WN3 Yew woodland 1330 Atlantic Salt Meadows Important CM1 / CM2 Lower salt marsh / Upper marsh 1410 Mediterranean Salt Meadows Important CM2 Marram dunes 3150 Natural Eutrophic Lakes Important FL5 Eutrophic lakes 3260 Water Courses of Plain to Montane Levels with Aquatic Vegetation 91A0 Old Sessile Oak Woods with Ilex and Blechnum in British Isles River Barrow and River Nore Special Areas of Conservation European Union classification Code Description Important FW1 Eroding / upland rivers Important WN1 Oak-birch-holly woodland Status Irish habitat classification Code Description 91E0 Alluvial Forest Priority WN4 Wet-pedunculate oak-ash woodland 7220 Petrifying Springs with Tufa Formation Priority FP1 Calcareous springs 1130 Estuaries Important SS2/ SS3 1140 Mudflats and Sandflats not covered by seawater at low tide 1310 Salicornia and other Annuals Colonizing Mud and Sand Important LS2 Sand shores 1330 Atlantic Salt Meadows Important CM1 / CM2 Infralittoral muddy sands/ Infralittoral muds Important CM1 Lower salt marsh Lower salt marsh Upper marsh 1410 Mediterranean Salt Meadows Important CM2 Marram dunes 3150 Natural Eutrophic Lakes Important FL5 Eutrophic lakes 3260 Water Courses of Plain to Montane Levels with Aquatic Vegetation Important FW1 Eroding / upland rivers 4030 European Dry Heaths Important HH1 Dry siliceous heath 91A0 Old Sessile Oak Woods with Ilex and Blechnum in British Isles Important WN1 Oak-birch-holly woodland II
Lower River Shannon Special Areas of Conservation European Union classification Status Irish habitat classification Code Description Code Description 1150 Coastal Lagoons Priority CW1 Lagoons and saline lakes 91E0 Alluvial Forest Important WN4 Wet-pedunculate oak-ash woodland 1110 Sand Banks which are slightly covered by sea water at all times 1130 Estuaries Important SS2/ SS3 1140 Mudflats and Sandflats not covered by seawater at low tide Important SS1 Infralittoral gravels and sands Important LS2 Sand shores Infralittoral muddy sands/ Infralittoral muds 1160 Large Shallow Inlets and Bays Important MW2 Sea inlets and bays 1170 Reefs Important SR1 Exposed infralittoral rock 1220 Perennial Vegetation of Stony Banks Important CB1 Shingle and gravel bank 1230 Vegetated Sea Cliffs of the Atlantic and Baltic Coasts 1310 Salicornia and other Annuals Colonizing Mud and Sand Important CS2 Sea stacks and islets Important CM1 Lower salt marsh 1410 Mediterranean Salt Meadows Important CM2 Marram dunes 3260 Water Courses of Plain to Montane Levels with Aquatic Vegetation 6410 Molinia Meadows on Calcareous, Peaty or Clayey-Silt-Laden Soils Bandon River Special Areas of Conservation European Union classification Code Description Important FW1 Eroding / upland rivers Important GS4 Wet grassland Status Irish habitat classification Code Description 91E0 Alluvial Forest Priority WN4 Wet-pedunculate oak-ash woodland 3260 Water Courses of Plain to Montane Levels with Aquatic Vegetation Important FW1 Eroding / upland rivers III
Page 1 and 2:
ISSN 1649 - 9840 SERIES OF ECOLOGIC
Page 3 and 4:
Foreword This Ecological Impact Ass
Page 5 and 6:
Executive Summary Table of Contents
Page 7 and 8:
1.0 Introduction This study was com
Page 9 and 10:
and fauna. The OPW has a multi-annu
Page 11 and 12:
Currently twenty-one Special Areas
Page 13 and 14: 2.1.4 Lower River Shannon Special A
Page 15 and 16: 2.2.4 Site elevations within the Lo
Page 17 and 18: 2.3.4 Site integrity of the Lower R
Page 19 and 20: 3.0 Ecological Assessment of Water
Page 21 and 22: 3.2 Distribution and extent of floa
Page 23 and 24: 3.2.1 Floating river vegetation of
Page 25 and 26: aquatic moss. 3.2.3 Floating river
Page 27 and 28: 3.2.5 Floating river vegetation wit
Page 29 and 30: Starwort, Callitriche species •Ro
Page 31 and 32: Each form of reproduction requires
Page 33 and 34: prevented aquatic growth. Water lev
Page 35 and 36: G.densa was the dominant floating r
Page 37 and 38: 4.0 Description of maintenance oper
Page 39 and 40: consultation with the Foreman / Tec
Page 41 and 42: 4.3 River corridor water dynamics A
Page 43 and 44: Not shown in the above data set is
Page 45 and 46: 4.4 Physical, chemical and biologic
Page 47 and 48: •Survey watercourses to determine
Page 49 and 50: The primary riverbed substrate of w
Page 51 and 52: gravel require loosening assess the
Page 53 and 54: • Livestock should be restricted
Page 55 and 56: River Breagagh Winter 2006 River Br
Page 57 and 58: River Breagagh Winter 2006 Ranuncli
Page 59 and 60: 6.0 Conclusion and summary •Arter
Page 61 and 62: References •Blamey, M., Fritter,
Page 63: Appendix A - Special Areas of Conse
Page 67 and 68: Channel name Location coordinates E
Page 69 and 70: Appendix C - Habitat classification
Page 71 and 72: Lower River Shannon Special Area of
Page 73 and 74: Lough Corrib Special Area of Conser
Page 75 and 76: 7 Lower River Suir Special Area of
Page 77 and 78: C1 Lower River Shannon Special Area
Page 79 and 80: 6 C1/12/2 C1/18/1/1 /14/7/3 C/20/1
Page 81 and 82: Appendix E - Physical parameters re
Page 83 and 84: River Barrow and River Nore Special
Page 85 and 86: Latin Name English Name Appendix F
Page 87 and 88: Latin Name English Name Potamogeton
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Vegetation (Floating River Vegetation) - Office of Public Works

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