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(Click for frequent words.) 69 navigable waters 68 navigable rivers 64 waterways 61 navigable waterway 59 inland waterways 59 waterway 57 inland waterway 56 riverways 55 tidally influenced 55 navigable 54 Barataria Basin 54 undeveloped shoreline 54 fishable waters 54 tidal waters 53 bays estuaries 52 tidal estuary 52 tidal shoreline 52 creeks rivers 52 watercourse 52 freshwater aquifer 51 compulsory pilotage 51 hydrologically 51 vegetated buffers 51 lakes 51 shoreline 51 piers docks 51 freshwater wetlands 51 Shannon Erne Waterway 51 rivers 51 Chuitna River 51 Catawba Wateree 50 Kuiseb River 50 rivers lakes 50 sandy bottomed 50 shorelands 50 fishable swimmable 50 seaway 50 canals 50 tidal rivers 50 intracoastal waterways 50 nontidal 49 overappropriated 49 Rapidan rivers 49 oxbow lakes 49 river 49 Na Wai Eha 49 saltwater estuary 49 intermittent streams 49 tidal wetland 49 estuarial 49 Ramsar wetlands 49 vessel groundings 49 dump untreated sewage 49 waterbodies 48 estuarine habitat 48 Bosporus Straits 48 navigable inland waterways 48 seagoing ships 48 wetlands 48 oxbows 48 shipping chokepoints 48 upland habitats 48 estuary 48 Hydroelectric dams 48 seacoasts 48 docks piers 48 tidal marsh 48 groundwater aquifer 48 Sheepscot River 48 trunklines 48 tidal salt marsh 48 Pootatuck River 48 wetlands floodplains 48 interstate compacts 48 airsheds 48 tributaries 48 pumpout facilities 48 coastal bays 48 McClusky Canal 48 estuarine waters 48 tributary streams 48 navigable canals 48 riparian corridors 47 tidal inlets 47 dams spillways 47 Medomak River 47 drainage basins 47 forested wetlands 47 embayments 47 Little Assawoman Bay 47 coastal marshlands 47 Chef Menteur Pass 47 Albemarle Pamlico 47 Houma Navigation Canal 47 backwater lakes 47 sealanes 47 nontidal wetlands 47 Metedeconk River 47 freshwater wetland 47 inland bays 47 equitable apportionment 47 inland waters 47 lakesides 47 assimilative capacity 47 watersheds 47 adjoining shorelines 47 forested watersheds 47 Tombigbee rivers 47 pristine coastline 47 shorelines 47 Hylebos Creek 47 dumping untreated sewage 47 Nippersink Creek 47 tidal wetlands 47 saltmarshes 46 compensatory mitigation 46 lakes rivers 46 bays inlets 46 rivers estuaries 46 lakeshores 46 salmon spawning grounds 46 waterborne commerce 46 Bayou Dorcheat 46 Beas rivers 46 seaways 46 riparian 46 Graveline Bayou 46 Sparta aquifer 46 coastal waters 46 nutrient inputs 46 Great Lakes basin 46 brackish tidal 46 Tennessee Tombigbee 46 headwater stream 46 Napindan Channel 46 headwaters 46 acquifers 46 bottomlands 46 piers wharves 46 wetland 46 eutrophic 46 wetlands flood plains 46 Mhadei river 46 coastline 46 Eightmile 46 backcountry campsites 46 riparian habitats 46 floodplains wetlands 46 Hominy Creek 46 Obleski 46 sewage discharges 46 outfall pipes 46 Roadless areas 45 Levisa 45 river drainages 45 Dredged 45 tidal tributaries 45 Stormwater drains 45 coldwater streams 45 river catchments 45 adjacent uplands 45 Gatun Lake 45 highly erodable 45 sewage outfalls 45 swamps marshes 45 CZMA 45 Calumet Sag Channel 45 intertidal habitat 45 acquifer 45 Jocassee 45 culverted 45 Tchefuncte River 45 barge tows 45 riparian zones 45 undammed rivers 45 trout stream 45 Soai Rap 45 causeways 45 Discharge Zone 45 Navigable 45 sewer outfalls 45 Bayou Manchac 45 Tar Pamlico 45 riparian forests 45 Trent Severn 45 estuaries 45 untreated raw sewage 45 bottomland hardwoods 45 Scituate Reservoir 45 ecologically sensitive areas 45 Clean Streams Law 45 Peconic Estuary 45 blufflands 45 nonmotorized trail 45 eelgrass habitat 45 motorized watercraft 45 sandy bottoms 45 hydrologically connected 45 coastlands 45 ecologically sensitive wetlands 45 effluent discharged 45 Calcasieu Lake 45 Shannon Estuary 45 SMCRA 45 dune lakes 45 Lake Maumelle 45 ROWs 45 Ninglick 45 tugboat towboat 45 Madaket Harbor 45 headwater streams 45 salinity intrusion 45 dams weirs 45 Artificial reefs 45 waters 45 oily bilge water 45 remnant vegetation 45 lakefronts 45 swimmable 45 Hammonasset River 45 bridges culverts 45 canal 45 polluted waterway 45 Altamaha 45 Gaillard Cut 45 Yadkin Hydroelectric Project 45 Calcasieu River 45 Fourche Creek 45 diked 45 Seawalls 45 greenway trails 45 watercourses 45 whitewater rivers 45 dredge spoil 45 estrogenic chemicals discovered 44 Aquia Creek 44 floodplain 44 Vast stretches 44 shorebird nesting 44 instream flows 44 streams creeks 44 tidelands 44 bogs swamps 44 precious coastal marshes 44 coastal dune 44 Wacissa 44 Lake Zoar 44 Katama Bay 44 chart datum 44 viewscapes 44 endangered shortnose sturgeon 44 Rivanna River 44 wahi tapu 44 bottomland 44 Meduxnekeag River 44 seaward boundary 44 Dismal Swamp Canal 44 Functionally obsolete 44 tributary creeks 44 unfragmented forest 44 scenic bluffs 44 rivers creeks 44 NPDES permitting 44 Tombigbee River 44 Altamaha River 44 coastland 44 Lower peninsulas 44 Gulf Outlet MRGO 44 Alviso Slough 44 Mainstem 44 outer Continental Shelf 44 riverway 44 waterbody 44 seabeds 44 Barge Canal 44 streambeds 44 bottomland forests 44 Great Lakes bottomlands 44 Sandbars 44 tidewater 44 dredgings 44 Berners Bay 44 discharging ballast 44 Opuha 44 Canal du Midi 44 foreshores 44 creeks streams 44 diversion weir 44 brooks streams 44 inholdings 44 Currituck Sound 44 ecoregions 44 Saltwater intrusion 44 tidal estuaries 44 wharfs 44 tidal basin 44 lake 44 riparians 44 Megunticook River 44 dredged sediment 44 dump raw sewage 44 tidal flushing 44 Barry Compagnoni 44 Tennessee Tombigbee Waterway 44 Catawba Wateree river 44 Delaware Inland Bays 44 Neuse River basin 44 Chenab Jhelum 44 flowage 44 Mississippi River 44 wetland ecosystem 44 protect Caruthersville Mo. 44 freshwater habitats 44 Iroquois Confederacy oversees 44 instream 44 re vegetating 44 PCB contaminated sediments 44 Wilderness Areas 44 intertidal zones 44 Xe Bang Fai 44 headpond 44 coastwise 44 Revillagigedo Island 44 polar icebreakers 44 boat ramps 44 earthen embankments 44 unsewered 44 Oceangoing vessels 44 dammed rivers 44 Oyster reefs 44 dredged silt 44 recreational boaters 44 interbasin transfers 44 estuaries bays 44 Untreated sewage 44 Elephant Butte Reservoir 44 Giant salvinia 44 Hells Canyon dams 44 Lake Nyasa 44 BWCA Wilderness 44 marshes swamps 44 trailered boats 44 littoral waters 44 Lancang River 43 dune walkovers 43 mangrove plantations 43 Queets River 43 Kvichak River 43 wetland vegetation 43 drainage basin 43 forested buffers 43 bottomland hardwood forests 43 Rogner assistant 43 estuarine ecosystems 43 tidal creeks 43 aquatic habitat 43 Dongan Patent 43 salt marsh habitat 43 Aucilla River 43 Chocolay River 43 outfalls 43 sewage effluent 43 Sutlej rivers 43 hopper dredges 43 discharge effluent 43 Shoreland Protection 43 groundwater aquifers 43 oceangoing freighters 43 Ulwe 43 cypress swamps 43 tidal inlet 43 dams 43 spillway diverts river 43 Wodder 43 lakebeds 43 Nescopeck Creek 43 blueway 43 Passamaquoddy Bay 43 Schoharie Reservoir 43 mooring buoys 43 tributary rivers 43 polluted stormwater runoff 43 Assawoman 43 Allegheny Monongahela 43 nongame fish 43 aquifer recharge 43 reservior 43 acre impoundment 43 stormwater outfalls 43 freshwater springs 43 Wanaque Reservoir 43 Atchafalaya River Basin 43 waterfowl nesting 43 pristine coral reef 43 coulees 43 dikes dams 43 inland lakes 43 Kelani River 43 tug escorts 43 sternwheelers 43 freshwaters 43 mangrove estuary 43 Sabine Neches Waterway 43 Arctic Coastal Plain 43 wetland ecosystems 43 stormwater basins 43 PROSSER LAKE 43 unspoilt coastline 43 revegetated 43 Perchlorate contamination 43 wadeable 43 Belle Fourche Reservoir 43 PORTS ® 43 EEZs 43 sea lochs 43 seashores 43 Grindstone Creek 43 Freshwater mussels 43 freshwater lakes 43 Beaverdam Creek 43 scenically beautiful 43 wildlife corridors 43 floodable 43 trails greenways 43 Suisun Marsh 43 discharging sewage 43 brook trout habitat 43 trout stocked 43 Coastal Marshlands Protection 43 blackwater streams 43 Herbert Hoover dike 43 tidal creek 43 outfall canals 43 inshore waters 43 sunken hulk 43 portages 43 Navigable Waters 43 boating 43 Cockroach Bay 43 raw sewage discharges 43 Narran Lakes 43 Athabasca watershed 43 Drakes Estero 43 Exclusive Economic Zones 43 Wrangell Narrows 42 brackish marshes 42 Tailwaters 42 Salt marshes 42 Greenway Passage 42 shifting sandbars 42 Dworshak Dam 42 Clean Water Act 42 Albemarle Sound 42 scrub marshlands 42 estuarine 42 navigational aids 42 stormwater ponds 42 saltwater marshes 42 Paradip port 42 muddy slop dredged 42 extraterritorial jurisdictions 42 sandy shoals 42 Winnicut River 42 Namakan Lake 42 numeric nutrient criteria 42 Tumalo Creek 42 millrace 42 landlock 42 Musi river 42 intertidal 42 anadromous 42 pumpout stations 42 motorized rafts 42 brown trout fishery 42 recreational boating 42 marinas 42 Oostanaula 42 hydroplant 42 ORV trails 42 Ozark Plateau 42 tidal marshes 42 inter tidal 42 overflowing menacingly 42 muck dredged 42 trout streams 42 Thurmond Dam 42 Personal watercraft 42 riparian forest 42 Tay Estuary 42 regulating interstate commerce 42 • TUTTLE CREEK 42 sunken vessels 42 de silted 42 constitutionally enumerated 42 coastlines 42 Embankments 42 tidal strait 42 blanket bog 42 landmass 42 forested lands 42 coastal estuaries 42 Lake Mainit 42 Cayuga Seneca Canal 42 Mamquam Blind Channel 42 delicate marshlands 42 silted rivers 42 eroding shorelines 42 nearshore waters 42 endangered mussels 42 WSAs 42 Tiaoyutai Islands 42 undevelopable 42 pumpouts 42 inlets 42 Natomas Basin 42 seagrass habitat 42 freshwater aquifers 42 phosphorus nutrient 42 blueways 42 nonmotorized recreation 42 riparian plantings 42 silt buildup 42 freshwater 42 striper fishery 42 river basins 42 Bayou DeSiard 42 Garonne River 42 Aberjona River 42 Delayed Harvest 42 creekbeds 42 instream flow 42 ash ponds 42 Klinaklini 42 Mason Tract 42 pristine coral reefs 42 viewsheds 42 Renard Isle 42 beaches 42 stream buffers 42 mussel species 42 spawning habitat 42 undammed 42 Wissahickon Creek 42 National Scenic Byways 42 Boundary Waters Treaty 42 Kawkawlin River 42 Suffolk Broads 42 upland habitat 42 unsurveyed 42 Cheoah River 42 upland meadows 42 heron rookery 42 riparian habitat 42 Kaskaskia River 42 dewatered 42 silt laden 42 prairie potholes 42 navigational buoys 42 bridges viaducts 42 St. Lawrence Seaway 42 Euphrates Tigris 42 freshwater lagoons 42 Hine emerald dragonfly 42 Wreck Pond 42 unorganized townships 42 unnavigable 42 lakes ponds 42 Impaired Waters 42 stockwater 42 Aquatic Preserve 42 Polluted runoff 42 Macquarie Marshes 42 Tenmile Creek 42 interstate highways 42 basinwide 42 Mooloolah River 42 waterfronts 41 Bayou Sauvage 41 Coleroon 41 Coosa Tallapoosa 41 vessels transiting 41 Biscayne Aquifer 41 campgrounds picnic 41 Bayou Lafourche 41 Lake Mälaren 41 dredged sediments 41 floodplains 41 navigational hazards 41 quay walls 41 landbase 41 Erie Canal 41 boatlifts 41 aquatic fauna 41 Saugatuck Reservoir 41 presettlement 41 piers buoys 41 Youghiogheny rivers 41 ozone attainment 41 barge tow 41 discharging effluent 41 nonpoint source 41 flowages 41 Chattahoochee Flint 41 alluvial plain 41 freshwater streams 41 Kotzebue Sound 41 Kensico Reservoir 41 leaky septic 41 bluffs overlooking 41 Great Lakes freighters 41 Mesopotamian Marshlands 41 floatplanes 41 container depots ICDs 41 Lawrence Seaway 41 Titicaca 41 freshwater tidal marsh 41 Azov Kerch 41 stormwater discharge 41 riparian corridor 41 backwater sloughs 41 deforestation desertification 41 federally recognized 41 sediment dredged 41 Maurepas Swamp 41 piers 41 Indus Chenab 41 Morony Dam 41 oyster schooner 41 effluent discharge 41 Warships blockaded Lebanon 41 navigational hazard 41 stormwater outfall 41 Leaburg Lake 41 sand dredged 41 Condamine Balonne 41 valley irrigation ditches 41 Escatawpa River 41 discharging wastewater 41 Kokosing River 41 Bosphorus straits 41 Longmen Shan fault 41 Sylvan Slough 41 Flooding strands 41 saltwater estuaries 41 wetland buffers 41 contaminated sediments 41 Namekagon 41 St Lawrence Seaway 41 gamelands 41 estuarine habitats 41 malarial swamp 41 Apalachicola Chattahoochee 41 tidewaters 41 river basin 41 Gualala River 41 Tongass Narrows 41 striped bass fishery 41 Hood Canal bridge 41 riverfronts 41 Yeongsan 41 Ruamahanga 41 Maui Kahului Harbor 41 streambanks 41 Shandaken Tunnel 41 Snake River Plain Aquifer 41 vegetative buffers 41 dam spillway 41 riverine 41 Lake Gatun 41 Jarbidge River 41 Quillayute River 41 Palisades Reservoir 41 riparian buffers 41 polluted rivers 41 Calcasieu Ship Channel 41 pristine beachfront 41 Scheldt 41 Lake Koocanusa 41 wet meadows 41 Ozark Aquifer 41 ANILCA 41 coal ash impoundments 41 territorial waters 41 Capline pipeline 41 karst topography 41 Interstate #W crumpled 41 Treated sewage 41 intracoastal waterway 41 ravenous carp 41 Klamath basin 41 Occoquan Reservoir 41 Alligator Creek 41 Lough Corrib 41 Cape Poge 41 wetlands prairies 41 mainstem 41 remnant bushland 41 Okeechobee Waterway 41 slurry ponds 41 navigability 41 servitudes 41 Assawoman Bay 41 Biloxi Marshes 41 Bayou Bartholomew 41 Croatan Sound 41 river deltas 41 basin 41 paddled kayak 41 southeastern panhandle 41 Ravi Beas 41 Catawba Wateree River 41 subsurface minerals 41 Kiamichi River 41 Meghna rivers 41 Croton Dam 41 Ocmulgee River 41 Lake Tenkiller 41 recreational shellfish harvesting 41 unroaded 41 bottomland hardwood forest 41 shoreline buffers 41 Atchafalaya basin 41 pondage 41 tideland 41 watertable 41 Streamflows 41 wetland mitigation 41 Huangyan Island 41 stormwater discharges 41 lakes Keowee 41 secluded bays 41 sandy spit 41 Brahmaputra River 41 Whangarei Harbour 41 Lookout Shoals 41 Hiwassee River 41 Yadkin Pee Dee 41 wadable 41 regulate ballast 41 federally designated 41 Neendakara 41 intrastate commerce 41 wooden boardwalk 41 deltaic 41 nonmotorized trails 41 creek 41 Chuitna 41 heavily silted 41 Ninemile Creek 41 Nottoway River 41 Brackish water 41 mussel populations 41 Gulf Intracoastal Waterway 41 discharging untreated sewage 41 ports 41 slackwater 41 Jarbidge Wilderness Area 41 Destin Pass 41 freshwater lakes rivers 41 Winnibigoshish 41 Chuck Corell 41 hydro electric dams 41 Floridan aquifer 41 brook lamprey 41 Adirondack Forest Preserve 41 Volganeft 41 aquatic ecosystems 41 Recreational boaters 41 breakwalls 41 Lake Pontchartrain basin 41 Gunnison Tunnel 41 Boatyards 41 seawalls rerouting water 41 Alaska Inside Passage 41 Taj Trapezium Zone 40 Inland Waterway 40 mangrove ecosystems 40 shallow weedy 40 Woonasquatucket 40 creeks 40 wilderness lodges 40 riverkeepers 40 Bosphorus Straits 40 caribou calving 40 Nicomekl 40 Wetlands Protection 40 migratory bird habitats 40 woodlands wetlands 40 Scenic Trails 40 Banklick Creek 40 Sinepuxent Bay 40 Monongahela Allegheny 40 rocky intertidal 40 Driftwood Branch 40 steelhead rainbow trout 40 Navigable Waters Protection 40 Minnehaha Creek 40 Barataria basin 40 northwestern Hawaiian Islands 40 dredged material 40 Suisun Slough 40 Lituya 40 Eightmile River 40 headwater 40 freshwater marshes 40 hardwood swamps 40 Waterways 40 SDWA 40 Conemaugh River 40 anchorages 40 Lake Pontchatrain 40 recharging aquifers 40 spawning walleyes 40 oxbow 40 riparian vegetation 40 Lake Iliamna 40 RICD 40 siting liquefied natural 40 Horsburgh Lighthouse 40 millpond 40 underground aquifer 40 Dogfish Creek 40 groundwaters 40 Tellico Dam 40 underwater obstructions 40 Cullasaja River 40 shellfish harvested 40 transient boaters 40 Ocklawaha River 40 #th meridian 40 lowhead dam 40 Teklanika 40 groundwater basins 40 prairies wetlands 40 damming rivers 40 Ammonoosuc River 40 aquatic ecosystem 40 Ashepoo Combahee 40 aquaculture ponds 40 sewerlines 40 Culverts 40 Grasse River 40 Hoover Dike 40 juvenile salmonids 40 berthing facilities 40 Kerch Strait 40 Nashwaak River 40 wildlife refuges 40 docks 40 Menai Strait 40 archeologically 40 National Wildlife Refuges 40 Hither Creek 40 effluent discharges 40 freshwater marsh 40 shellfisheries 40 inlands 40 shipping lanes 40 gated spillways 40 Knik Arm 40 trout hatcheries 40 spawning beds 40 TMDLs 40 roadbeds 40 sludge ponds 40 marshland 40 coun ties 40 Mahadayi 40 Lackawaxen River 40 Conneaut Creek 40 marshy terrain 40 Barren Fork 40 Okatie River 40 cypress swamp 40 manmade pond 40 Subarnarekha river 40 polluted sediment 40 reservoirs 40 Cheatham Dam 40 Arvand Rud 40 #.#R [004] 40 unceded 40 wetlands mitigation 40 Te Selle 40 earthen canal 40 ocean outfall 40 Vast expanses 40 hydric soils 40 Hawkesbury Nepean 40 Johor Straits 40 Manukau Harbour 40 fringing reef 40 NASBLA 40 Killbuck Creek 40 Outer Continental Shelf OCS 40 ferries plying 40 archipelagic waters 40 Bayou Bienvenue 40 BP ruptured Macondo 40 Whitecaps frothed under 40 creek empties 40 transcontinental railroads 40 Scenic Rivers 40 PCB resuspension 40 marshy 40 Piran Bay 40 Marmara Sea 40 shellfish harvesting 40 farmable 40 taxies zipped abundantly 40 basins 40 freeboard 40 peninsulas 40 Treated wastewater 40 drainage swales 40 tannin stained 40 Bull Shoals Norfork 40 platted subdivisions 40 Fuyuan waterway 40 Ogallala aquifer 40 coldwater species 40 Sauquoit Creek 40 Pamlico River 40 towpaths 40 shoreland 40 Aquifers 40 Bayou Chene 40 Ganges Brahmaputra 40 Stonington Harbor 40 Sedimentation 40 streamside vegetation 40 Winfield Mo. 40 strait separating 40 Johor Strait 40 bottomland forest 40 mountain ridgelines 40 Meghna basin 40 Saint Lawrence Seaway 40 Yangtze rivers 40 seaboards 40 mangrove estuaries 40 migratory corridors 40 Mattawoman Creek 40 waahi tapu 40 Gadhi river 40 designated scenic byways 40 pollution abatement 40 Whitefish Chain 40 finfish aquaculture 40 shortnose sturgeon 40 Upper Klamath Basin 40 unorganized territories 40 Allegany Territory 40 Gahirmatha marine sanctuary 40 Sinnemahoning Creek 40 islands 40 nonpoint sources 40 phosphogypsum stacks 40 Bogue Inlet 40 Olivenhain Reservoir 40 multiuse trails waterfalls 40 Aniva Bay 40 weirs 40 shorebird habitat 40 Yosemite Slough 40 Saquatucket 40 blue crab traps 40 marshy wetlands 40 roadways 40 alluvial aquifer 40 Ausable River 40 motorized recreationists 40 oiled Jindal 40 mainstem Umpqua 40 Fry Ark 40 Bois Blanc Island 40 roadless wilderness 40 Guemes Channel 40 Oldmans Creek 40 Taku River 40 navaids 40 Niagara escarpment 40 deepwater seaports 40 Peavine Trail 40 Sutlej Ravi 40 discharging pollutants 40 Everglades headwaters 40 mud flats 40 cypress tupelo swamp 40 anadromous fish 40 transshipment hubs 40 steelhead spawning 40 LNG regasification terminals 40 numeric nutrient 40 tributary 40 intracoastal 40 primitive campsites 40 Satilla River 40 coastal salt marshes