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(Click for frequent words.) 74 aquatic ecosystems 71 aquatic habitat 69 freshwater ecosystems 67 aquatic habitats 66 wetland ecosystem 65 ecosystems 65 marine ecosystems 64 wildlife habitat 64 freshwater habitats 63 riparian ecosystems 63 riparian habitat 63 habitat 63 marine ecosystem 63 migratory bird habitat 63 ocean ecosystems 63 wetland ecosystems 62 estuarine habitat 62 watersheds 62 forest ecosystems 62 mussel populations 62 aquatic fauna 62 streamside habitat 61 spawning habitat 61 salt marsh habitat 61 coastal ecosystems 61 Colorado pikeminnow 61 biota 61 wildlife habitats 60 coldwater streams 60 aquatic organisms 60 ecological 60 migratory bird populations 60 wetland habitats 60 humpback chub 60 riparian habitats 60 delicate ecosystems 59 tidal wetlands 59 riparian corridors 59 Everglades ecosystem 59 degraded ecosystems 59 estuarine habitats 59 riparian corridor 59 aquatic biota 59 wetlands 59 riverine ecosystems 59 wetland habitat 59 ecosystem 59 coastal marine ecosystems 58 streambanks 58 aquatic insect 58 Little Assawoman Bay 58 wetland vegetation 58 estuary 58 waterways 58 headwater stream 58 native brook trout 58 ecology 58 sagebrush ecosystem 58 longleaf pine ecosystem 57 Lahontan cutthroat trout 57 freshwater aquifers 57 tortoise habitat 57 brook trout fishery 57 riparian zones 57 seagrass beds 57 freshwater 57 Freshwater mussels 57 coral reef ecosystems 57 streamside vegetation 57 estuaries 57 habitats 57 biodiversity 57 salmon spawning grounds 57 toxic algal blooms 57 vernal pool species 57 Peconic Estuary 57 freshwater wetlands 57 lakes 57 migratory bird habitats 57 Rio Grande silvery minnow 57 reef ecosystems 57 mussel species 57 aquatic species 57 freshwater mussels 57 brown trout fishery 57 brook trout populations 57 estuarine ecosystem 57 tidal wetland 57 freshwater marsh 57 dam removals 57 nutrient loading 57 brook trout habitat 57 saltwater estuaries 56 nesting habitats 56 wetland 56 coaster brook trout 56 eel grass 56 endangered suckers 56 eelgrass beds 56 predator prey relationships 56 Lahontan cutthroat 56 seagrasses 56 grassland habitat 56 Yellowstone cutthroat trout 56 ecoregion 56 fragile ecosystem 56 St. Lucie Estuary 56 headwater streams 56 Seagrasses 56 upland habitats 56 shortnose sturgeon 56 reef habitats 56 submerged aquatic vegetation 56 threatened coho salmon 56 salmonid 56 terrestrial ecosystems 56 eutrophic 56 streambank erosion 56 freshwaters 56 herbivorous fish 56 aquatic 56 estuarine 55 trout fishery 55 wintering habitat 55 redband trout 55 macroinvertebrate 55 aquatic invertebrates 55 cladophora 55 endangered pallid sturgeon 55 anadromous fish 55 aquatic flora 55 backwater lakes 55 nutrient inputs 55 dwelling organisms 55 coral reef ecosystem 55 freshwater wetland 55 coastal bays 55 eelgrass 55 nesting habitat 55 waterfowl habitat 55 Paiute cutthroat trout 55 Diporeia 55 riparian forests 55 tributary streams 55 acquatic 55 westslope cutthroat trout 54 razorback sucker 54 Cultus Lake sockeye 54 upland habitat 54 Moapa dace 54 fragile marine ecosystems 54 habitat restoration 54 streamside forests 54 seals sea otters 54 riparian forest 54 wildlife corridors 54 southwestern willow flycatcher 54 gillnet fisheries 54 phosphorus runoff 54 aquatic grasses 54 steelhead spawning 54 westslope cutthroat 54 toxic algae blooms 54 sea turtle populations 54 Prek Toal 54 snail kite 54 Watersheds 54 aquatic weeds 54 marine phytoplankton 54 biosphere 54 estuarine ecosystems 54 forested watersheds 54 Delaware Estuary 54 ecologies 54 tidal estuary 54 variable milfoil 54 juvenile salmonids 54 embayments 54 coral ecosystems 54 Teztan Biny 54 hydrologic cycle 54 giant garter snake 53 grasshopper populations 53 wildlife 53 biogeochemical cycles 53 fragile ecosystems 53 estuarine ecology 53 vernal pool habitat 53 mangrove ecosystems 53 oceanic ecosystems 53 Eelgrass 53 tidal marshes 53 instream flows 53 Cootes Paradise 53 sturgeon spawning 53 striped bass fishery 53 bottomland hardwood 53 Lake Okaro 53 river catchments 53 streambank 53 recreational fishery 53 shorebird habitat 53 warmwater 53 caribou herd 53 macro invertebrates 53 wolverine habitat 53 transboundary Flathead 53 watermilfoil 53 steelhead fishery 53 endangered wood storks 53 Aquatic Preserve 53 Baringo giraffes 53 planktons 53 salmonid species 53 nutrient discharges 53 macroinvertebrates 53 cui ui 53 nonnative trout 53 salmon steelhead 53 Bogachiel Calawah 53 Kearney buckwheat 53 Chuitna River 53 aquatic vegetation 53 intertidal marsh 53 woodland habitats 53 airsheds 53 Yellowstone cutthroat 53 species 53 waterfowl populations 53 bioregion 53 Coastal Bays 53 freshwater estuaries 53 oysters shrimp crabs 53 tributaries 53 riparian vegetation 53 marine biodiversity 53 forested wetlands 52 hydrological cycle 52 coldwater fisheries 52 oceans coasts 52 Lahontan Cutthroat Trout 52 salmon spawning 52 dissolved oxygen levels 52 naturally reproducing 52 TMDLs 52 tidal flushing 52 wetland ecology 52 arctic grayling 52 Tsolum River 52 spawning kokanee 52 warmwater species 52 bonytail 52 instream 52 seafloor habitats 52 forested lands 52 phosphorus pollution 52 freshwater mussel 52 seagrass habitat 52 alpine ecosystems 52 Puget Sound chinook 52 nontarget species 52 steelhead populations 52 Tarim River 52 fragile ecology 52 wetlands flood plains 52 marine habitats 52 Gizzard shad 52 raw sewage discharges 52 salinity 52 Hanford Reach 52 Salmon Trout 52 ungulate populations 52 coldwater species 52 spawning habitats 52 beluga habitat 52 fisheries 52 invertebrate populations 52 Delaware Inland Bays 52 rusty crayfish 52 rainbow trout fishery 52 harmful algae blooms 52 rocky intertidal 52 aquatic insects 52 lake 52 damming rivers 52 seabird populations 52 aquatic biodiversity 52 Microcystis 52 riparian buffer 52 brown trout spawn 52 pheasant populations 52 tidal salt marsh 52 Invasive plants 52 riverway 52 foraging habitat 52 musky fishery 52 Alligator gar 52 vegetated buffers 52 inland bays 52 vole populations 52 Hudson Raritan Estuary 52 headwater 52 Topeka shiner 52 Santa Ana sucker 52 eelgrass meadows 52 Rio Grande cutthroat trout 51 Inland Bays 51 Snake River salmon 51 nongame animals 51 seagrass meadows 51 rivers 51 intestinal flora 51 spawning gravels 51 Suisun Marsh 51 wetland soils 51 Yadkin Pee Dee 51 benthos 51 aquifer recharge 51 Arctic grayling 51 deplete oxygen 51 habitat fragmentation 51 oligotrophic 51 pike minnow 51 native westslope cutthroat 51 oyster reef 51 shorelines 51 subwatershed 51 coral reefs 51 bays estuaries 51 heathland habitat 51 walleye fishery 51 Athabasca watershed 51 Dunkard Creek 51 wetland restoration 51 saltmarshes 51 marine ecology 51 floodplains wetlands 51 insect populations 51 Hine emerald dragonfly 51 cutthroat trout 51 wildife 51 intertidal 51 fishery 51 mule deer habitat 51 pollutant discharges 51 grassland ecosystems 51 dissolved oxygen 51 microcystins 51 trout stream 51 silvery minnow 51 Rebecca Wodder president 51 river drainages 51 Bonneville cutthroat trout 51 compensatory mitigation 51 reproduce prolifically 51 tiny single celled 51 ecoregions 51 tiny delta smelt 51 riverbank erosion 51 nonnative invasive species 51 acid sulphate soils 51 mayflies stoneflies 51 invertebrate species 51 shoreline erosion 51 Waquoit Bay 51 undeveloped shoreline 51 Dungeness River 51 shovelnose sturgeon 51 phytoplankton blooms 51 mangrove habitats 51 woodland caribou 51 sturgeon striped bass 51 intestinal microflora 51 trophic cascades 51 grassland birds 51 spawning beds 51 benthic 51 pristine coral reef 51 overharvest 50 Endocrine disruptors 50 algal toxins 50 shellfisheries 50 Salvinia 50 sagebrush ecosystems 50 reefs 50 northern leopard frogs 50 Tar Pamlico 50 headwaters 50 irrigated agriculture 50 Algae blooms 50 coastal dune 50 bottomland hardwood forest 50 Bolinas Lagoon 50 native flora 50 filter feeders 50 endangered bowhead whales 50 Snake River sockeye 50 sagebrush steppe 50 rainbow smelt 50 Kimbe Bay 50 Apo Reef 50 watercourse 50 quail habitat 50 tributary creeks 50 polluted stormwater runoff 50 kelp beds 50 nutrient runoff 50 longfin smelt 50 shellfish aquaculture 50 walleye spawning 50 soil biota 50 amphibian habitat 50 endangered Chinook salmon 50 migrating shorebirds 50 Klamath basin 50 tidewater goby 50 Water hyacinth 50 Driftwood Branch 50 Soleduck 50 macro invertebrate 50 longleaf pine forest 50 willow flycatcher 50 saltwater estuary 50 Hydroelectric dams 50 redband 50 Okataina 50 Chenier Plain 50 wetlands floodplains 50 marbled murrelets 50 dams spillways 50 shrub steppe 50 Soil erosion 50 nonfederal lands 50 Jamie Pittock 50 sage grouse populations 50 underwater grasses 50 Crassostrea ariakensis 50 sockeye salmon fishery 50 wild sockeye salmon 50 grizzly populations 50 Bottom trawling 50 riparian wetland 50 Rotorua lakes 50 threatened delta smelt 50 freshwater marshes 50 Quagga Mussels 50 Irrawaddy dolphin 50 HABs 50 lakes Keowee 50 intertidal habitat 50 waterway 50 smallmouth fishery 50 nutrient loadings 50 wintering waterfowl 50 EPA Greenhouse gases 50 migrating salmon 50 eroding shorelines 50 freshwater invertebrates 50 Klamath salmon 50 assimilative capacity 50 flowage 50 Albemarle Pamlico 50 salmon Delta smelt 50 microflora 50 limnology 50 Gila trout 50 prairies wetlands 50 freshwater sawfish 50 nutrient absorption 50 groundwater aquifer 50 shellfish harvests 50 bottomland hardwood forests 50 marine biota 50 Sedimentation 50 aquatic weed 50 spawning salmon 50 prairie grassland 50 salmon hatchery 50 groundwaters 50 longleaf pine forests 50 Lake Champlain basin 50 abalone fishery 50 saltwater marsh 50 tributary rivers 50 invasive species 50 reedbeds 50 wildlife habitat watersheds 50 Coastal Ecosystems 50 Gangetic dolphin 50 Hylebos Creek 50 Treasured Landscapes 50 mussel beds 50 coastal estuaries 50 freshwater lakes 50 polluted stormwater 50 rivers estuaries 50 harmful algal blooms 50 nonpoint source 49 Ossipee Pine Barrens 49 spawning tributary 49 Invasive species 49 coho salmon steelhead 49 Woodland caribou 49 nonnative predators 49 phosphorus discharges 49 ecologically 49 kokanee fishery 49 Brackish water 49 coral reef habitats 49 nesting waterfowl 49 endangered mussels 49 insect pollinators 49 quaggas 49 depletes oxygen 49 salmonids 49 birdlife 49 nitrogen deposition 49 Serengeti ecosystem 49 Antarctic krill 49 groundwater aquifers 49 vegetation 49 algae blooms 49 shortnose 49 kokanee salmon 49 hypoxic zone 49 whirling disease 49 forest understory 49 effluent discharged 49 ecosytem 49 endangered wood stork 49 Dr. Pikitch 49 stormwater discharges 49 Estuaries 49 presettlement 49 algaes 49 blufflands 49 Elkhorn Slough 49 biodiversity hotspot 49 roundtail chub 49 mysis shrimp 49 NERR 49 imperiled salmon 49 San Bernardino kangaroo rat 49 Arapaima gigas 49 flatback turtle 49 degraded soils 49 coral habitats 49 migratory fish 49 basinwide 49 vernal ponds 49 Winnicut River 49 Neuse River basin 49 aspen forests 49 tarplant 49 brook lamprey 49 grassland habitats 49 Florida scrub jay 49 whitewater boating 49 biotopes 49 westslope 49 waterfowl habitats 49 Puget Sound chinook salmon 49 native cutthroat trout 49 Medomak River 49 flora 49 nesting herons 49 polluted waterway 49 viewscapes 49 early successional habitat 49 groundwater withdrawals 49 red necked phalaropes 49 TMDL 49 oxbows 49 tui chub 49 elkhorn coral 49 Feral swine 49 freshwater fishes 49 sea lampreys 49 groundwater recharge 49 Hylebos 49 redhorse suckers 49 Hawkesbury Nepean River 49 Dissolved oxygen 49 riparian ecosystem 49 nontidal wetlands 49 Overfishing pollution 49 veligers 49 aquacultural 49 peat swamps 49 Cutthroat trout 49 hatchery trout 49 dolly varden 49 Algae bloom 49 intertidal zone 49 Sengekontacket 49 cormorant populations 49 Stephens kangaroo rat 49 Apalachicola River 49 nutrient 49 Barataria Terrebonne National 49 freshwater mussel species 49 riverways 49 tailwater fishery 49 marine estuarine 49 temperate rainforest 49 Missisquoi Bay 49 nonconsumptive 49 pollinator populations 49 Cannonsville 49 Clam Bayou 49 wetland buffers 49 Yolo Bypass 49 Canada Boreal Forest 49 aquatic creatures 49 Polluted runoff 49 shrub steppe habitat 49 Salvinia molesta 49 seabird nesting 49 ashy storm petrels 49 western snowy plover 49 woodpecker habitat 49 scallop fishery 49 Warm Springs Dam 49 Smallmouth fishing 49 Gangetic dolphins 49 sage grouse mule deer 49 Kilchis 49 noxious algae blooms 49 Vernal pools 49 salamander habitat 49 cyanobacterial blooms 49 bull trout 49 Acidification 49 Giant salvinia 48 Phragmites 48 trawl fisheries 48 sedimentation 48 keystone species 48 diporeia 48 bio diversity 48 Flathead Basin 48 Watershed 48 mangrove ecosystem 48 forested buffers 48 Namakan 48 flatback turtles 48 grizzly habitat 48 Coho salmon 48 Methyl mercury 48 wild salmon fishery 48 freshwater streams 48 soil salinity 48 plantlife 48 biologically diverse ecosystems 48 tailwaters 48 polluted runoff 48 Carden Alvar 48 algal blooms 48 aquatic invasives 48 Xe Bang Fai 48 Methylmercury 48 tidally influenced 48 Lagunitas Creek 48 fairy tern 48 Pallid sturgeon 48 pallid sturgeon 48 Phytoplankton 48 Schladow 48 fauna 48 upland meadows 48 wetlands prairies 48 sediment runoff 48 National Wildlife Refuges 48 streamside buffers 48 vaquita 48 Don Scavia 48 dissolved oxygen concentrations 48 species extinctions 48 Great Bear Rainforest 48 breeding waders 48 pteropods 48 lakewide 48 krill fishery 48 tidal estuaries 48 polar bear habitat 48 streamflows 48 Bycatch 48 brackish marsh 48 Mesopotamian Marshlands 48 biotope 48 hellbender 48 amphibian populations 48 waterfleas 48 silt buildup 48 Steelhead anglers 48 microscopic plankton 48 Athabasca River 48 colonial waterbirds 48 microbialites 48 Daily Load TMDL 48 inland fisheries 48 greenback cutthroat trout 48 conserve biodiversity 48 anadromous 48 river basins 48 turtle nesting beaches 48 mauri 48 erosion sedimentation 48 San Francisco garter snake 48 tailwater 48 Zebra Mussel 48 mainstem 48 early successional forest 48 nutrient pollution 48 algal species 48 Peninsular bighorn sheep 48 Zooplankton 48 Stan Senner 48 hemlock groves 48 mountain plovers 48 groundfish stocks 48 Berners Bay 48 caribou habitat 48 Caulerpa 48 vessel groundings 48 biogeochemical processes 48 voracious predators 48 riparian 48 Steelhead trout 48 backwater sloughs 48 marsh 48 bottomland hardwoods 48 endangered coho salmon 48 salinization 48 razorback suckers 48 kelp forest 48 Portneuf River 48 nonnative fish 48 freshwater dolphin 48 frogs toads salamanders 48 mussel larvae 48 threatened Delta smelt 48 coldwater 48 mainstem Umpqua 48 emergent vegetation 48 conserving biodiversity 48 chinook steelhead 48 Hammonasset River 48 salt marsh ecosystem 48 Montana Trout Unlimited 48 nonpoint source pollution 48 oyster reefs 48 Puget Sound steelhead 48 waterbodies 48 nitrates phosphates 48 caribou calving 48 tidal marsh 48 lynx habitat 48 plankton 48 predator prey relationship 48 coho fishery 48 Zebra Mussels 48 Necanicum 48 trematode 48 grass prairies 48 geomorphic 48 load TMDL 48 emerald shiner 48 Waterton Glacier 48 hydrological cycles 48 stonefly 48 saltwater marshes 48 frogs salamanders 48 Ganges Indus 48 Docosahexaenoic acid DHA 48 plantlike bacteria 48 bottomland forests 48 riparian woodlands 48 hydrokinetic technologies 48 Dabob Bay 48 Umatilla Basin 48 biodiverse 48 saltmarsh 48 lampricide 48 freshwater aquifer 48 baykeeper 48 snapper fishery 48 Pikitch 48 plankton blooms 48 shorelands 48 subalpine meadows 48 muskie stocking 48 inland lakes 48 salt marsh 48 acid sulphate soil 48 rainforests disrupt 48 Gavins Point 48 biologically diverse 48 Harmful Algal Blooms 48 Warmer seas 48 acid sulphate 48 heron rookery 48 Horseshoe crabs 48 oyster fishery 48 kokanee spawning 48 streamside 48 shoreline 48 spawning tributaries 48 agro ecosystems 48 nonnative oysters 48 Hinkson Creek 48 Pescadero Marsh 48 endangered Delta smelt 48 migratory shorebirds 48 phosphorus nutrient 48 trout streams 48 naturally occurring algae 48 depleting aquifers 48 mussel infestation 48 caribou populations 48 groundwater depletion 48 voracious feeders 48 stickleback 48 salvinia 48 LSRCA 48 pikeminnow 48 cypress forest 48 waterbird 48 dissolved oxygen DO 48 Algal bloom 48 sediment 47 mesic 47 Zebra mussel 47 wild brook trout 47 threatened Lahontan cutthroat 47 Creek tributary 47 spartina 47 waterbirds 47 Southwestern willow flycatcher 47 Turbidity 47 Madaket Harbor 47 tanner crab fishery 47 migratory corridors 47 Siltcoos 47 Okinawa dugong 47 Coorong wetlands 47 Lake Ozette 47 coral reef biodiversity 47 biosystem 47 newts frogs 47 coral reef habitat 47 Loggerhead Shrike 47 boreal forest 47 insect hatches 47 pelicans turtles 47 Mattawoman Creek 47 invasive zebra mussels 47 bacterial flora 47 Wynoochee 47 sea lamprey 47 spikedace 47 tropical coral reefs 47 mule deer herds 47 calcium carbonate shells 47 Lake Buhi 47 Karner blue 47 Soai Rap 47 eelgrass habitat 47 walleye stocking 47 eulachon 47 blanket bog 47 Excess nutrients 47 Intersex fish 47 river basin 47 amphipods 47 Greater Yellowstone Ecosystem 47 endangered amphibians 47 migratory waterbirds 47 recharge underground aquifers 47 Emiquon 47 Great Lakes basin 47 nitrogen discharges 47 freshwater lake 47 Ecologically 47 Furnace Pond 47 hatchery reared fish 47 scallop fisheries 47 roseate tern 47 Quino checkerspot butterfly 47 seals sea lions 47 Maui dolphin 47 Cladophora 47 boreal ecosystems 47 Coral reef 47 Flathead catfish 47 Hockomock Swamp 47 Yeongsan 47 Andy Buchsbaum 47 microscopic algae 47 Leatherback Turtle 47 kaimoana 47 tuna fishery 47 Lake Sammamish kokanee 47 freshwater springs 47 spectacled eider 47 Transboundary 47 transboundary waters 47 pelagic fishes 47 freshwater estuary 47 Sparta aquifer 47 aquatic hitchhikers 47 Carlton Dufrechou executive 47 westslope cutthroats 47 Houma Navigation Canal 47 Lillinonah 47 wetlands marshes 47 Dianchi Lake 47 molluscan 47 lakeshores 47 pelagic sharks 47 coastal wetlands 47 landlocked salmon 47 remnant vegetation 47 PCBs dioxins 47 oak savanna 47 forebay 47 heather moorland 47 Deschutes Basin 47 coral reefs mangroves 47 zooplankton 47 Ocklawaha River 47 Shenandoah Riverkeeper 47 desert pupfish 47 streambank stabilization 47 crappie perch 47 NWHI 47 aquatic ecologist 47 hardwood swamps 47 Yuma clapper rail 47 Tahquamenon River 47 endangered delta smelt 47 phytoplankton populations 47 River Watershed 47 Pseudo nitzschia 47 caribou herds 47 caribou calving grounds 47 Carl Gustaf Lundin 47 Indus delta 47 herring spawning 47 Knotweed 47 fishable waters 47 scrub shrub 47 glacial lakes 47 squawfish 47 tidepools 47 Tropical rainforests 47 shorebird nesting 47 freshwater impoundments 47 nongame species 47 Orland Grassland 47 delta smelt longfin smelt 47 salmon fishery 47 Mesopotamian marshlands 47 Cheoah River 47 coral formations 47 Queets River 47 longleaf pine habitat 47 alga 47 wintering elk 47 nesting seabirds 47 shellfish beds 47 algal bloom 47 stormwater ponds 47 McClusky Canal 47 red cockaded woodpeckers 47 mudsnails 47 polar bears caribou 47 common murres 47 trout hatcheries 47 rearing ponds 47 BiOp 47 pallid sturgeon fish 47 fathead minnow 47 shellfish harvested 47 Siltation 47 pollinator habitat 47 dragonfly nymphs 47 Merrymeeting Bay 47 vegetations 47 benthic habitat 47 estuarine environments 47 whitebark pines 47 gopher frog 47 Eightmile River 47 gut flora 47 multispecies 47 inshore fisheries 47 lowland forest 47 Underwater grasses