CONTENTS Chapter 1: INTRODUCTION Traditional Management Approaches Chapter 2: ORIGINS AND MAINTENANCE OF BARRIER ISLANDS AND CAPES Origins Chapter 3: OVERWASH STUDIES AT CAPE LOOKOUT NATIONAL SEASHORE Shoreline Changes Chapter 4: EFFECTS OF MAN ON THE OUTER BANKS Chapter 5: MANAGEMENT SUGGESTIONS INDEX (omitted from the online edition)
FIGURES 2 Hurricane tracks and frequency 3 Sea level curve for the past 35,000 years 4 Spit theory of barrier island formation 5 Drowned beach ridge theory of barrier island formation 6 Response of barrier islands under various conditions 7 Deltaic ridge on continental shelf 8 Results of continuing slow submergence and barrier island retreat 9 Map of Cape Lookout National Seashore 10 Aerial views of Cape Lookout National Seashore and its environs 11 Physiographic changes of Shackleford Banks and Cape Lookout 12 Maps nearly a century apart of Core Banks 13 Former forest on the west end of Shackleford 14 Stumps and peat exposed at low tide 15 A salt marsh with tree stumps 16 Overwash from high storm tides 17 Once-wooded area of western Shackleford 18 Profile 14 on Core Banks 19 Profile 14.2 on Core Banks 20 Elevation changes relative to permanent markers 21 Changes caused by overwash on Core Banks at Codds Creek 22 Response of grassland vegetation to a simulated overwash 23 Views of the sea wall behind the Atlantic Coast Guard Station 24 Two profiles on Codds Creek Transect 1 25 Diagrammatic cross-section of Core Banks Transect 1 26 Old salt marsh surfaces and recent overwash deposit 27 Diagrammatic cross-section contrasting new salt marsh with old 28 Effects of Hurricane Ginger on Core Banks at Codds Creek 29 Effects of Ginger on Core Banks south of Old Atlantic Coast Guard Station 30 Results of tropical depression on Bogue Banks 31 Results of tropical depression on Core Banks 32 Damage caused by dune breaks and overwash 33 Results of tropical storm Doria 34 Core Banks after Hurricane Ginger 35 Effects of Hurricane Ginger in Cape Lookout and Cape Hatteras 36 The overwash process and recovery of a low barrier island 37 Shoreline changes during the period 196071 38 Drum Inlet closing 39 Drum Inlet in 1971 40 Older shoals of Drum Inlet tidal delta 41 Large shoals behind Drum Inlet 42 Site of Cedar Inlet 43 Guthrie's Hammock seems to be located at a former inlet 44 Map of Drum Inlet 45 Cedar Inlet in 1888 and 1963 46 Locations of known historic inlets and features along the Outer Banks 46A Summary of barrier island dynamics and migration 47 Codds Creek study area 48 Diagrammatic cross-section of ecosystem zonation at Codds Creek 49 Uniform width of the berm on Core Banks 50 Dune line affecting the width of the berm 51 A normal wide berm and dune line 52 Locations of Cape Hatteras Lighthouse and Cape Lookout 53 Berm environment opposite Cape Lookout Lighthouse 54 The beach on Hatteras Island 55 Barren and frequently overwashed berm on Core Banks 56 Vast reaches of Portsmouth Island are without dunes or vegetation 57 Open Spartina pa tens grassland on Core Banks 58 The most recent overwash fan on Transect 1 at Codds Creek 59 Closed grassland on the Codds Creek transect 60 The beginnings of dunes on the open berm 61 Sea oat seedlings of the first year 62 Sea oat seedlings beginning to create small dunes 63 Major dune forming from what was a drift line 64 The primary dune line on Core Banks 65 Close-up of Spartina patens dunes on Core Banks 66 Dune lines on Cape Lookout and Shackleford Banks 67 Remnants of forest show through sea oats 68 A new, stabilized barrier dune system on Shackleford Banks 69 Large, naturally stabilized dunes on Bogue Banks 70 Continuous man-made stabilized dune on Hatteras Island 71 Low interdune slacks and blowouts 72 Large interdune slack on Shackleford Banks 73 Cross-sections of barrier island woodland types 74 Shrub savannah on Ocracoke Island 75 Closed shrubland on Shackleford Banks 76 Densely tangled thicket on Shackleford Banks 77 Aerial view of the accreting west end of Shackleford Banks 78 Shackleford forest behind the barrier dunes 79 The leading edge of Shackleford forest 80 Dune moving into Shackleford forest 81 Interior of Shackleford forest 82 Large live oak in Shackleford forest 83 Leading edge of a forest 84 Woodland on Guthrie's Hammock 85 Leading edge of Guthrie' s Hammock woods 86 Hammock on a marsh island 87 Savannah in the vicinity of Guthrie's Hammock 88 Fresh water marsh on Shackleford 89 Mullet Pond on Shackleford 90 High salt marsh on Hatteras Island 91 High marsh completely dominated by black needle rush 92 Salt panne dominated by Salicornia spp. 93 Upper part of a low marsh 94 Lower edge of a low marsh 95 Experimental marsh planting 96 Portsmouth Village 97 Feral cattle on Shackleford Banks 98 Effects of grazing on the Shackleford dunes 99 Network of paths and openings among Shackleford dunes 100 The parklike appearance of Shackleford woods 101 Part of the Shackleford horse herd 102 Vehicle tracks on Core Banks 103 Effects of modern development on Bogue Banks 104 Bogue Banks at Atlantic Beach 105 Dunes leveled by a developer on Bogue Banks 106 A resort motel under construction 107 Eroded scarp typical of beaches artificially built 108 Road cut through an outstanding maritime forest 109 Salt marsh mosquito ditches 110 Boat-launching bay 111 Marsh adjacent to boat-launching bay 112 Cape Lookout Lighthouse 113 Cape Hatteras Lighthouse in serious danger from the sea 114 Three views south along the Hatteras Island beach 115 A typical fishing camp on Core Banks 116 Old cars starting a few small Uniola dunes 117 A representative scene inside the fishing camp 118 Solid waste and the remains of a feral cat 119 Young Uniola plants 120 Road running at right angles to the Core Banks beach 121 The same road with downcutting by the channelized overwash 122 The other end of the road 123 Barden Inlet with a dredged channel aimed at the lighthouse 124 The resultant eroding shore of Barden Inlet 125 The land end of the dock in 1970 and 1971 126 A dredging operation in Carteret County 127 The Harker's Island-to-Cape Lookout channel 128 Planting of Spartina alterniflora 129 Cape Lookout in 1965 130 Charts from 1888 and 1965 of Cape Lookout 131 Jetty on the sound side of Shackleford Banks 132 A sessile community on a piling 133 Black skimmers taking off from a spoil island rookery 134 Schematic responses of natural and stabilized barrier islands to storms
contents.htm Last Updated: 21-Oct-2005 |