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(Click for frequent words.) 77 waterway 75 rivers 71 lakes 68 riverways 67 estuaries 66 watersheds 66 shorelines 66 inland waterways 65 rivers lakes 65 estuary 65 creeks 64 navigable waterways 64 canals 63 lakes rivers 63 wetlands 63 tributaries 63 shoreline 62 creeks rivers 62 river 62 watercourses 62 coastal bays 61 polluted stormwater runoff 61 navigable rivers 61 waterbodies 61 polluted waterway 61 inland waterway 61 tributary streams 61 fishable waters 60 coastal waters 60 raw sewage discharges 60 riverbanks 60 inland bays 59 aquatic ecosystems 59 aquatic hitchhikers 59 saltmarshes 59 wetland 58 lake 58 sewage discharges 58 polluted waterways 58 aquatic ecosystem 58 polluted stormwater 57 inland lakes 57 beaches 57 tidal estuary 57 roadways 57 riverfronts 57 Waterways 57 Youghiogheny rivers 57 coastal estuaries 57 freshwater lakes 57 coldwater streams 57 trout streams 57 wetland ecosystem 57 tidal marshes 57 polluted runoff 57 waterfronts 57 rivers creeks 57 watercourse 56 shellfish beds 56 waters 56 freshwater habitats 56 wildlife habitats 56 lakeshores 56 Delaware Inland Bays 56 freshwater ecosystems 56 salmon spawning grounds 56 Untreated sewage 56 stormwater outfalls 56 Little Assawoman Bay 56 wetland ecosystems 56 sewage outfalls 56 tidal waters 56 shipping chokepoints 55 headwater streams 55 ponds 55 freshwater 55 river basin 55 invasive zebra mussels 55 rivers estuaries 55 creeks streams 55 aquatic habitats 55 coastline 55 phosphorus pollution 54 forested watersheds 54 harmful algae blooms 54 inland waters 54 embayments 54 trout stream 54 navigable waters 54 creek 54 marshes 54 tidal rivers 54 navigable waterway 54 Polluted runoff 54 estuarine ecosystems 54 lakes ponds 54 lagoons 54 nonpoint source pollution 54 canal 54 coastlines 54 greenspaces 54 causeways 54 outfalls 54 aquatic habitat 54 freshwater wetlands 54 tidal wetland 54 dams 54 mussel populations 54 backwater lakes 54 wetland vegetation 53 riparian zones 53 river catchments 53 headwaters 53 wildlife habitat 53 tributary 53 clam flats 53 drainage ditches 53 headwater stream 53 Peconic Estuary 53 floodplains wetlands 53 towpaths 53 striped bass fishery 53 forested wetlands 53 freshwaters 53 airsheds 53 freshwater mussels 53 silt laden 53 lakefronts 53 Great Lakes basin 53 toxic algal blooms 53 sewage effluent 53 oxbows 53 vegetated buffers 53 bays estuaries 53 Clam Bayou 53 Wodder 53 saltwater marshes 53 Algae blooms 53 toxic algae blooms 53 dredged sediment 53 tidal wetlands 53 tidal creeks 53 freshwater streams 53 contaminated sediments 53 streambanks 53 Freshwater mussels 53 highways 53 Lockwood Folly River 53 tributary rivers 53 dune lakes 53 polluted rivers 53 pollutants 53 invasive species 52 inshore waters 52 Yangtze rivers 52 aquatic grasses 52 habitats 52 nutrient inputs 52 Driftwood Branch 52 brooks streams 52 dredgings 52 resacas 52 stormwater drains 52 estuarine habitat 52 marsh 52 PCB contaminated sediments 52 dump raw sewage 52 sewage overflows 52 aquatic weeds 52 shellfish harvests 52 recreational boaters 52 Wissahickon Creek 52 wetland habitat 52 waterbody 52 Hammonasset River 52 Stormwater drains 52 aquatic organisms 52 Houma Navigation Canal 52 seagrass beds 52 Yeongsan 52 Portneuf River 52 undeveloped shoreline 52 tidal salt marsh 52 untreated raw sewage 52 Artificial reefs 52 inlets 52 wetlands floodplains 52 dump untreated sewage 52 pollute rivers 52 estuarine 52 Sewage spills 52 invasive carp 52 nutrient loading 52 recreational boating 52 whitewater rivers 52 Algae bloom 52 ocean outfalls 52 freshwater marsh 52 marshland 51 muck dredged 51 stormwater ponds 51 fertilized lawns 51 cockle beds 51 ecologically sensitive areas 51 Calumet Sag Channel 51 tidal creek 51 aquatic species 51 Ocklawaha River 51 sewer outfalls 51 oceans 51 nutrient pollution 51 spawning beds 51 Albemarle Pamlico 51 tidal inlets 51 mussel beds 51 valley irrigation ditches 51 delicate ecosystems 51 streams creeks 51 tributary creeks 51 marinas 51 shellfisheries 51 Branchport Creek 51 estuarine habitats 51 silt buildup 51 Water hyacinth 51 nontidal wetlands 51 Masonboro Island 51 River Estuary 51 Mattawoman Creek 51 stormwater overflows 51 wildlife corridors 51 whitewater boating 51 piers docks 51 acid sulphate soils 51 streambeds 51 boat ramps 51 storm drains 51 eelgrass beds 51 stormwater basins 51 aquatic invaders 51 weirs 51 eroding shorelines 51 Levisa 51 tortoise habitat 51 Ruddiman Creek 51 Watersheds 51 Soai Rap 51 Trent Severn 51 Stormwater runoff 51 saltwater estuaries 51 Nottoway River 51 tidal estuaries 51 oxbow lakes 51 aquatic invasives 51 Cannonsville Reservoir 51 Fourche Creek 51 wildlife 51 shellfishing beds 51 Upper Floridan aquifer 50 vessel groundings 50 sediment dredged 50 Conneaut Creek 50 dumping untreated sewage 50 dammed rivers 50 mussel species 50 fragile marine ecosystems 50 floodplains 50 ecologically sensitive wetlands 50 shortnose sturgeon 50 seaway 50 Bighead carp 50 Chef Menteur Pass 50 Missisquoi Bay 50 drainage basins 50 leaking septic tanks 50 intracoastal waterways 50 Lake Champlain basin 50 navigational hazards 50 nearshore waters 50 Bosporus Straits 50 blueways 50 sediment 50 polluted sediment 50 coastal ecosystems 50 riparian habitats 50 spawning habitat 50 wetland restoration 50 Ngaruroro 50 shoreline erosion 50 removing contaminated sediments 50 heavily polluted 50 pollutant discharges 50 upland meadows 50 coastland 50 Barataria Basin 50 boating 50 riverway 50 raw untreated sewage 50 endangered mussels 50 eutrophic 50 dam removals 50 Rotorua lakes 50 filter feeders 50 nonpoint pollution 50 dredged silt 50 outfall pipes 50 Everglades ecosystem 50 riparian corridors 50 tidal tributaries 50 riverkeepers 50 wastewater overflows 50 Pardeeville dam 50 watershed 50 dredge spoil 50 beachwater 50 pristine coastline 50 nontidal 50 stormwater pipes 50 roads 50 clam beds 50 algal blooms 50 Graveline Bayou 50 invasive mussels 50 intermittent streams 50 flowage 50 freshwater aquifer 50 aquaculture ponds 50 Madaket Harbor 50 aquatic vegetation 50 shorebird nesting 50 Wreck Pond 50 delicate marshlands 50 dam spillway 50 stormwater discharges 50 freshwater wetland 50 Seawalls 50 Rapidan rivers 50 sediment runoff 50 blueway 50 lagoon 50 Algal bloom 49 unfragmented forest 49 salt marsh habitat 49 mud flats 49 wetlands flood plains 49 eel grass 49 reservoirs 49 woodlands 49 Atchafalaya River Basin 49 reefs 49 riverbank 49 remnant vegetation 49 Woonasquatucket 49 wetland habitats 49 stream buffers 49 Aquatic Preserve 49 freshwater marshes 49 lakeshore 49 seagull droppings 49 riverkeeper 49 Chuitna River 49 Rivanna River 49 Waterway 49 Berners Bay 49 brown trout fishery 49 epicenter overflowed 49 recreational shellfish harvesting 49 Lake Gerar 49 shorebird habitat 49 Aquia Creek 49 TMDLs 49 algae blooms 49 Bayou Texar 49 sandy bottomed 49 migrating shorebirds 49 dreaded Asian carp 49 Toxic algae 49 polluting waterways 49 Kaituna River 49 Great Lakes freighters 49 Ciliwung River 49 Sewage spill 49 esteros 49 riversides 49 toxins leaching 49 river basins 49 discharging raw sewage 49 derelict crab pots 49 river deltas 49 dams spillways 49 bottomlands 49 fishable swimmable 49 tidal marsh 49 Invasive species 49 nonnative fish 49 River Watershed 49 blufflands 49 navigable canals 49 ravenous carp 49 tidewaters 49 silt 49 wastewater effluent 49 Combined sewer overflows 49 impoundments 49 nonpoint source 49 Combined Sewer Overflows 49 abalone fishery 49 sturgeon spawning 49 migratory bird habitat 49 Rogner assistant 49 trails greenways 49 Dunkard Creek 49 Kaskaskia River 49 Kawkawlin River 49 upland habitats 49 saltwater marsh 49 Catawba Wateree 49 nutrient loadings 49 Lake Pontchartrain basin 49 Hawkesbury Nepean River 49 groundwater 49 seashores 49 Macquarie Marshes 49 Chesapeake Bay 49 streambank erosion 49 Coxs River 49 Gatun Lake 49 Han Nakdong Geum 49 coulees 49 creosote pilings 49 tidal flushing 49 tidal inlet 49 Biscayne Aquifer 49 sandy bottoms 49 Shannon Erne Waterway 49 Coosa Tallapoosa 49 oceangoing freighters 49 Ogeechee River 49 Lake Zoar 48 untreated effluent 48 parklands 48 migratory bird habitats 48 Menindee Lakes 48 migratory corridors 48 Inland Bays 48 stormwater runoff 48 riverbeds 48 oyster reefs 48 acid sulphate soil 48 boaters 48 Rebecca Wodder president 48 discharging untreated sewage 48 Alviso Slough 48 groundwater aquifers 48 bathing beaches 48 bottomland hardwood forest 48 seagrass habitat 48 headpond 48 Sandbars 48 pollution 48 Kuiseb River 48 stormwater pollution 48 Sewage overflows 48 aquatic nuisances 48 Minnehaha Creek 48 scallop fishery 48 creekbeds 48 outfall canals 48 estuarine waters 48 seacoasts 48 toxic algae 48 steelhead fishery 48 ecosystems 48 marshy wetlands 48 Creek tributary 48 stormwater 48 foreshores 48 River tributary 48 raw sewage overflows 48 Hylebos Creek 48 turtle nesting sites 48 tidal salt marshes 48 pristine woodlands 48 lampreys spawn 48 oyster beds 48 turbid water 48 robbing algae blooms 48 landfills 48 salt marshes 48 mudflats 48 leaky septic 48 Floodplains 48 spawning habitats 48 Nippersink Creek 48 intracoastal waterway 48 seabeds 48 freshwater springs 48 estrogenic chemicals discovered 48 dumpsites 48 Lillinonah 48 brook trout habitat 48 Hockomock Swamp 48 Excess nutrients 48 St. Lucie Estuary 48 Mamquam Blind Channel 48 Wetland 48 saltwater estuary 48 Napindan Channel 48 seagrasses 48 Moodna Creek 48 nonnative mussels 48 Wetlands 48 Pootatuck River 48 National Wildlife Refuges 48 Sauquoit Creek 48 replenish aquifers 48 Esopus Creek 48 sunken barge 48 Hydroelectric dams 48 Hine emerald dragonfly 48 cargo sweepings 48 seaways 48 viewscapes 48 streamside vegetation 48 Monongahela rivers 48 Ruamahanga 48 Muscatatuck River 48 shorelands 48 damming rivers 48 smallmouth bass fishery 48 floatables 48 river drainages 48 mangrove islands 48 shellfish harvested 48 lakesides 48 Hylebos 48 contaminants 48 Atlantic Coastal Bays 48 phosphorus runoff 48 Beas rivers 48 sealanes 48 Cockroach Bay 48 dredged material 48 Bayou Dorcheat 48 wildlife refuges 48 Saugatuck Reservoir 48 Ceresco Dam 48 polluted 48 Tar Pamlico 48 intertidal 48 Lake Nagawicka 48 blue crab traps 48 salt marsh islands 48 combined sewer overflows 48 Vast stretches 48 marshlands 48 Roadless areas 48 blackwater streams 48 Plainwell Dam 48 Wanaque Reservoir 48 sandbars 48 mangrove wetlands 48 sensitive marshlands 48 Neuse River basin 48 River Wandle 48 coastal wetlands 48 effluent discharges 48 Mississippi River 48 Waterkeepers 48 Allegheny Monongahela 48 Saugeen River 48 gulleys 48 Lake Maumelle 48 raw sewage spilling 48 Containment booms 48 oceans coasts 48 riverine ecosystems 48 riparian habitat 47 Escatawpa River 47 undammed rivers 47 Medomak River 47 Skippack Creek 47 Beijiang River 47 Barge Canal 47 Ramsar wetlands 47 coastal marshlands 47 dikes dams 47 turbid waters 47 noxious algae blooms 47 piers 47 Stonycreek River 47 bottomland 47 Mississipi River 47 Steelhead anglers 47 Sourlands 47 unsewered 47 Hudson Raritan Estuary 47 walleye fishery 47 groundwater aquifer 47 Anacostia rivers 47 Greenway Passage 47 acre impoundment 47 swamps marshes 47 Pumicestone Passage 47 aquatic invasive species 47 Musi river 47 wetlands marshes 47 feeder creeks 47 docks piers 47 phosphogypsum stacks 47 drainages 47 pumpout facilities 47 Estuary 47 Dredged 47 river bottoms 47 sewer overflows 47 Seagrasses 47 Altamaha River 47 brackish waters 47 Mithi river 47 Okatie River 47 Ocmulgee River 47 Gizzard shad 47 streamside habitat 47 Chuck Corell 47 Quartermaster Harbor 47 Bolinas Lagoon 47 Ninemile Creek 47 Clean Water Act 47 dams weirs 47 zebra mussels 47 Zebra Mussels 47 marshes swamps 47 riparian 47 nutrient runoff 47 Caloosahatchee River 47 striper fishery 47 endangered silvery minnow 47 harbor foreshores 47 Wacissa 47 mussel farms 47 Cheoah River 47 Raritan Canal 47 estuarial 47 shipping lanes 47 oxbow 47 Estuaries 47 trout fishery 47 Loddon Avoca 47 invasives 47 coastlands 47 Raw sewage 47 acquifers 47 freshwater aquifers 47 riverside 47 forested lands 47 dredged sediments 47 Evitts Creek 47 Rangitaiki River 47 Louisiana coastal marshes 47 silt dredged 47 aquifers 47 Myall River 47 gillnet fisheries 47 freshwater ponds 47 fisheries 47 endangered shortnose sturgeon 47 Conemaugh River 47 migratory shorebirds 47 Neponset River 47 boatyards 47 Sinnemahoning Portage Creek 47 billabongs 47 Ocklawaha rivers 47 shellfishing waters 47 sunken vessels 47 throughways 47 curly leaf pondweed 47 sandy shoals 47 sandy shorelines 47 Furnace Pond 47 freshwater mussel 47 untreated sewage 47 Prettyboy Reservoir 47 intertidal habitat 47 Winnipeg floodway 47 swimmable 47 nitrogen discharges 47 Ashokan Reservoir 47 cockle fishery 47 beachwater pollution 47 Canals 47 water 47 Recreational boaters 47 reed beds 47 Kafue River 47 backwater sloughs 47 aquatic invertebrates 47 Atchafalaya basin 47 floating pennywort 47 Chollas Creek 47 pristine forests 47 dredging 46 Caloosahatchee 46 ballast water 46 tidal flats 46 variable milfoil 46 Metedeconk River 46 storm sewers 46 Squamish Estuary 46 retention ponds 46 Cohansey River 46 riverine 46 fragile ecosystem 46 sunken tug 46 forested buffers 46 riparian corridor 46 Lake Loramie 46 Zebra mussels 46 dredge spoils 46 Gualala River 46 diked 46 mangroves 46 spilling raw sewage 46 McClusky Canal 46 Johor Straits 46 tideflats 46 Moshannon Creek 46 Sengekontacket 46 waterfowl habitat 46 Ninglick 46 brook trout populations 46 basins 46 phosphorus nutrient 46 Nashwaak River 46 stillwaters 46 Tumalo Creek 46 tidally influenced 46 river valleys 46 zebra mussel infestation 46 Wagonga Inlet 46 Visayan Sea 46 freshwater lake 46 sandy ridges 46 Gulf Intracoastal Waterway 46 Great Lakes 46 mudflat 46 glacial lakes 46 tidal shoreline 46 Suisun Marsh 46 Lake Musconetcong 46 harbor 46 Thi Vai River 46 fecal coliform contamination 46 aquatic fauna 46 reedbeds 46 rusty crayfish 46 shellfish harvesting 46 Treated wastewater 46 Shitalakhya 46 Vilcanota river 46 toxic pollutants 46 Elephant Butte Reservoir 46 habitat 46 navigational buoys 46 Winnicut River 46 malarial swamp 46 vole populations 46 Magothy River 46 Ninigret Pond 46 Cullasaja River 46 shoaling 46 Athabasca watershed 46 flowages 46 anadromous fish 46 Merrymeeting Bay 46 catchment basins 46 sewage 46 Feral swine 46 ebb tides 46 spawning walleyes 46 freshwater estuaries 46 Banklick Creek 46 Destin Pass 46 backcountry campsites 46 pristine coral reefs 46 streams 46 floodplain 46 nalas 46 seagrass meadows 46 Lake Champlain 46 mudsnails 46 submerged aquatic vegetation 46 Diversion Canal 46 Embankments 46 Suffolk Broads 46 Croton Dam 46 wastewater discharges 46 Shoal Lakes 46 shellfishing 46 flood plains 46 marine ecosystems 46 sloughs 46 algal bloom 46 Watershed 46 Barnegat Bay 46 Tullahan River 46 coastal dune 46 vessels transiting 46 Narrabeen Lagoon 46 sewage spills 46 wadable 46 Pepacton Reservoir 46 Lake Pepin 46 waterfowl habitats 46 prairie potholes 46 hardwood swamps 46 portages 46 Gile Flowage 46 Beaverdam Creek 46 tailwaters 46 oyster sanctuaries 46 sealife 46 Septic tanks 46 blackwater 46 Megunticook River 46 headwater 46 waterholes 46 culverted 46 towpath 46 Sewer overflows 46 shellfish harvesters 46 Impaired Waters 46 Willapa Bay 46 peat swamps 46 infested waters 46 dune vegetation 46 kelp beds 46 Nottawasaga River 46 mussels 46 mangrove plantations 46 River Great Ouse 46 stinging jellyfish 46 St. Lawrence Seaway 46 Trent Severn Waterway 46 Rio Grande silvery minnow 46 bubbling brooks 46 algal toxin 46 swamps 46 heavily silted 46 dumps raw sewage 46 Aberjona River 46 naturally occurring arsenic 46 Lagunitas Creek 46 Twin Ports harbor 46 earthen canal 46 tidal basin 46 Agusan River 46 Tulpehocken Creek 46 coal ash impoundments 46 contaminated sediment 46 Lake Maurepas 46 saltmarsh 46 Sluice gates 46 Yangtze River Waterway 46 pollutes streams 46 Nemadji River 45 rainwaters 45 waterfront 45 Hinkson Creek 45 coastal 45 Okareka 45 shallow aquifers 45 assimilative capacity 45 downriver 45 nullahs 45 native brook trout 45 eelgrass habitat 45 marine habitats 45 Beargrass Creek 45 riparian forests 45 Brownfields grants 45 Basking sharks 45 Atchafalaya rivers 45 cypress forest 45 Alligator gar 45 northern snakehead fish 45 spawning tributary 45 toxic sediments 45 reservior 45 sedimentation 45 coastal seabeds 45 clogged culverts 45 Ganges Indus 45 underwater obstructions 45 ponds lakes 45 Menai Strait 45 algal toxins 45 northern leopard frogs 45 salt marsh restoration 45 recharge basins 45 Kinnickinnic River 45 sawgrass prairies 45 parks wildlife refuges 45 arsenic contaminated 45 dischargers 45 navigable 45 Swollen rivers 45 shallow weedy 45 Nahanni River 45 invasive aquatic 45 Salt marshes 45 Riverkeepers 45 stormwater discharge 45 Invasive plants 45 Apalachicola Chattahoochee 45 Dismal Swamp Canal 45 riparian ecosystems 45 clog waterways 45 migrant songbirds 45 sprayfield 45 Tebrau Straits 45 swollen creeks 45 River Lagoon 45 coaster brook trout 45 Armingeon 45 Albemarle Sound 45 hatchery trout 45 clogging waterways 45 Neil Armingeon 45 Hominy Creek 45 basin 45 fragile marshes 45 Coastal Bays 45 Bayou Chene 45 Shetucket River 45 nuisance aquatic vegetation 45 silted rivers 45 earthen dams 45 Ichetucknee River 45 Sparta aquifer 45 saline intrusion 45 cormorant population 45 Chattahoochee Flint 45 aquifer recharge 45 streambank 45 Randleman Reservoir 45 drain inlets 45 spawning grounds 45 Bayous 45 Caloosahatchee rivers 45 beaver dams 45 Gilboa Dam 45 Xe Bang Fai 45 salvinia 45 raw sewage flowing 45 Tuggerah Lake 45 Satilla River 45 ORV trails 45 riparian forest 45 Tinkers Creek 45 greenways 45 Bottom trawling 45 retention basins 45 scenic bluffs 45 Ballona Creek 45 Great Ouse 45 Cahaba River 45 effluent discharged 45 Na Wai Eha 45 aquatic weed 45 Sengekontacket Pond 45 Noyyal 45 lampricide 45 Apalachicola River 45 geoduck harvesting 45 Lake Okaro 45 Meghna rivers 45 floodway 45 ocean outfall 45 Tubli Bay 45 salt marsh 45 Lancang Mekong 45 toxic effluents 45 Altamaha 45 Opihi River 45 crossings 45 coldwater fisheries 45 pelicans turtles 45 Forth estuary 45 groundwaters 45 shallow riffles 45 rearing ponds 45 parks greenbelts 45 Mooloolah River 45 endangered coho salmon 45 smallmouth fishery 45 Siltation 45 pristine coral reef